Chemistry-Atoms & Molecules [NSO Level 1- Science Olympiad (SOF) Class 9]: Questions 11 - 20 of 113

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Question 11

Question MCQ▾

What is the mass of one atom of silver?

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Question 12

Question MCQ▾

How much volume does moles of contain?

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Question 13

Question MCQ▾

A sample of an oxide of nitrogen is found to contain nitrogen. What is its empirical formula?

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Question 14

Question MCQ▾

Calculate the weight of moles of .

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Question 15

Question MCQ▾

If 1 g sulphur dioxide contains x molecules, what will be the number of molecules in of methane?

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molecules

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molecules

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molecules

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molecules

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Question 16

Question MCQ▾

The volume occupied by molecules of gas X at is ________.

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Question 17

Question MCQ▾

How many number of neutrons are present in ?

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Question 18

Question MCQ▾

grams of water contains ________ moles

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Question 19

Question MCQ▾

A gold statue contains of gold and the rest copper. How many atoms of gold are present in one gram of this statue of gold?

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Question 20

Question MCQ▾

What is the mass of one molecule of carbon dioxide?

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