Thus (A) contains maximum number … of moles (n) = 16/32. O2 C) 1.0 gmO3. No. Number of neutron present in 12x10 ^ 23 atoms of oxygen containing 17 grams of molecular weight: (Given NA = 6x10 ^ 23) 6th August 2018, 11:38 AM CALCULATE NO.OF ATOMS OF EACH TYPE IN 1.8g glocose No. It may help to refer to the periodic table. Answer : A. Ambati. Sample papers, board papers and exam tips. A sample of vitamin C is known to contain 2.58 x 1024 oxygen atoms. [NONE OF THESE] 7 people answered this MCQ question is the answer among NONE OF THESE for the mcq Which of the following contains maximum number of atoms contains a same number of oxygen atoms. In the following equation, identify the atoms that are oxidized and reduced, the change in oxidation state for each, and the oxidizing and reducing agents. The stability of peroxide and superoxide of alkali metals increases as we go down the group, explain? the number 1,000,000 or the number 0.5. 2 2. 18.066xx10^23*"oxygen atoms.." And in the second scenario we gots #6.022xx10^23*mol^-1xx2xx0.75*mol# #"oxygen atoms"=9.0xx10^23*"oxygen atoms"#. 1) 10g of CaCo3 ..2) 4g of hydrogen 3) 9g of NH4NO3 4) 1.8g of C6H12O6 Hence, in 0.5 mol, we have 1.5 mol of oxygen atoms. 5:37 Available for CBSE, ICSE and State Board syllabus. Hence, in 1.4 moles of {eq}\mathbf{SO_3} {/eq}, there is the largest number of oxygen atoms. And scenario 3 and 4 contain too many oxygen atoms to fulfil your given criterion. Among the following samples, select the sample which contains maximum number of atoms. asked Feb 5, 2018 in Class IX Science by saurav24 Expert ( 1.4k points) atoms and molecules Our counselor will call to confirm your booking. contain two Oxygen atoms. Number of oxygen atoms in solution = 1.11 × Avogadro’s number = 1.11 × 6.022 ×10” 23 = 6.68 × 10 23. Well, 3xxN_A "oxygen atoms..." Where N_A-="Avogadro's number"-=6.022xx10^23*mol^-1. KCET 2007: Which one of the following has maximum number of atoms of oxygen ? Among the following samples, select the sample which contains maximum number of atoms. Enter the number of electrons in each energy level (shell) for the following elements. and also, The amount of oxygen in one mole of O2 is same as that in one mole of SO2. The biggest amount of oxygen is in "5,06" × 10^"-3" mol. From the formula, we can see that in 1 mol of CaCO3, 3 mol of oxygen atoms are present. No. And so if we gots a mole of sulfur trioxide molecules we gots 3*molxx6.022xx10^23*mol^-1 "oxygen atoms"... i.e. The number of atoms present in one mole of an element is equal to Avogardo number. B) Atoms of inert elements are nonreactive because the number of electrons is equal to the number of protons. ... Each p-subshell can accommodate a maximum of _____ electrons. (b) 16g of O2. Become a member and unlock all Study Answers Try it risk-free for 30 days Raunak took 5 moles of carbon atoms in a container and Krish also took 5 moles of sodium atoms in another container of same weight. B. I. Mg(NO)2 I. NH,NO, I. Ca(CIO2)2 IV. Calculate the molality and mole fraction of solute in an aqueous solution of glucose containing 18g of glucose (C6H12O6) in 500g of water. Since a mol is 6,02 xx 10^23 molecules, you have (3,65 xx 10^20)/ (6,02 xx 10^23)= 6,06 xx 10 ^(-4) mol each of SO_2 and SO_3. a) 1.0 gm. Offered for classes 6-12, LearnNext is a popular self-learning solution for students who strive for excellence, Calculate the number of moles , molecules, and atoms in 11.2l of hydrogen at STP. Obviously, there are more oxygen atoms in SO_3. (a) Whose container is heavier? So in your question, $\pu{1.3 mol}$ of $\ce{H2SO4}$ means that you have $1.3 \times 6.022 \times 10^{23}$ molecules of $\ce{H2SO4}$, each of which contains one sulphur atom, two hydrogen atoms and four oxygen atoms. (A) 2 g of water (B) 2 g of sulphur dioxide (C) 2 g of carbon dioxide (D (b) Whose container has more number of atoms? NCERT Solutions of Ch 3 Atoms and Molecules Class 9th Science. It has an equal number of oxygen and carbon atoms. He, F, Na, K, If the energy level does not contain any electrons, enter a 0 (zero). Call our LearnNext Expert on 1800 419 1234 (tollfree) OR submit details below for a call back. The oxidation state, sometimes referred to as oxidation number, describes the degree of oxidation (loss of electrons) of an atom in a chemical compound.Conceptually, the oxidation state, which may be positive, negative or zero, is the hypothetical charge that an atom would have if all bonds to atoms of different elements were 100% ionic, with no covalent component. Which of the following contains maximum number of molecules? C) Atoms of inert elements are nonreactive because the innermost electron shell contains the minimum number of electrons possible. A 5.91 g unknown sample analyzed by elemental analysis revealed a composition of 37.51 % C. In addition, it was determined that the sample contains 1.4830 x 1023 hydrogen atoms and 1.2966 x 1023 oxygen atoms. Statement-1 : Both 10 g of sodium carbonate and 12 g of carbon have same number of carbon atoms
Statement-2 : Both contain 1g atoms of carbon which contains carbon atoms. 4 gm of hydrogen. The all have the same because a mole is a number of atoms. of moles first. A. (a) 1 g C0 2 (b) 1 g N 2 (c) 1 g H 2 (d) 1 g CH 4 Answer: Question 8: Answer: (a) Mass of 6.023 x 10 23 atoms of oxygen = gram atomic mass of oxygen Mass of 6.023 x 10 23 atoms of oxygen = 16g Which of the following has maximum number of atoms ? Hence One mole of oxygen and one mole of SO2. A sample of vitamic C is known to contain 2.58 ×10 24 oxygen atoms. 4 L of oxygen at S.T.P. Meaning of N formula units Fe4[Fe(CN) 6]3. Total number of oxygen atoms = Number of oxygen atoms from sucrose + Number of oxygen atoms from water = 0.11 NA + 1.0 NA = 1.11NA. of moles (n) = 4/2. O-atom b) 1.0 gm. Which of the following element contains the greatest number of atoms. Participate in learning and knowledge sharing. By formula n=m/M. Which one is heavier ? 1 mol of sucrose ( C12H22O11) contains = 11× NA atoms of oxygen, where NA = 6.023×1023 0.01 mol of sucrose (C12 H22 O11) contains = 0.01 × 11 × NA atoms of oxygen = 0.11× NA atoms of oxygen = 18 g/(1x2+ 16)gmol-1 =18 g /18 gmol-1 = 1mol 1mol of water (H2O) contains 1×NA atom of oxygen Total number of oxygen atoms = Compute the difference in masses of 103 moles each of magnesium atoms and magnesium ions. (a) 18 g of H2O                                                  (b) 18 g of O2(c) 18 g of CO2                                                   (d) 18 g of CH4. Which of the following contains maximum number of oxygen atoms? a) 4g of H2. ... 1 mole of which of the following will contain the largest number of atoms? Solution for Which of the following formulas contain the same number of oxygen atoms? Which of the following contains the maximum number of atoms ? 10. 3.42 g of sucrose are dissolved in 18g of water in a beaker. Which of the following contains maximum number of molecules ? The difference in the mass of 100 moles each of sodium atoms and sodium ions is 5.48002 g. In photosynthesis, 6 molecules of carbon dioxide combine with an equal number of water molecules through a complex series of reactions to give a molecule of glucose having a molecular formula C6H1206. 6.022X10^23 atoms of an element 6. The number of oxygen atoms in the solution are. Which of the following has maximum number of atoms? The following has maximum number of atoms . Raunak took 5 moles of carbon atoms in a container and Krish also took 5 moles of sodium atoms in another container of same weight. Furthermore, since the MM of SO_3 is 80.1 g/mol you have (0,0553 g)/(80.1 g/(mol)) = 6,90 xx 10^(-4) mol SO_3. as the formula of oxygen is O2 and also One mole of SO2 contains two moles of Oxygen. SO2contains a same number of oxygen atoms. So it looks like scenario 2 is the winner. 1mol of water (H2O) contains 1×NA atom of oxygen. It has twice as many oxygen than carbon atoms. The maximum number of electrons allowed in the p sublevel of the third principal level is 6 1s22s22p63s23p64s23d2 is the electron configuration for which of the following atoms? A change in the physical state can be brought about The molecular formula of CaCO3 is 40+12+(16)3= 100 Hence, we have 50/100= 0.5mol of CaCO3. Answer: Let's convert given data into no. While the maximum number of electrons required to fill the outermost shell of an atom varies depending on the size of the atom, almost all of the smaller atoms (atomic numbers 2-20) are considered stable, and thus nonreactive, when they contain _____ electron(s) in the outermost shell. Which of the following contains maximum number of molecules? How many moles of oxygen atoms are present in the sample? A sample of vitamin C is known to contain 2.58 x 1024 oxygen atoms. NaCIO2 V. Co(NO3)2 O A. Formulas I… May 13, 2014. 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