NEET Questions - Chemistry - Some Basic Concepts in Chemistry

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Question bank:

The mass of one molecule of compound $C_{60} H_{122}$ is:

1.3 \times 10^{- 20} g

5.01 \times 10^{- 21} g

3.72 \times 10^{- 23} g

1.4 \times 10^{- 21} g

Read the following statements (S) and Explanation (E). Choose the correct answers from the codes

,
,
and
: S : Avogadro's number was proposed

6.019 \times 10^{23}

on O-16 scale and

6.02 \times 10^{23}

on C-12 scale. E : The numerical value of Avogadro's number depends upon the atomic mass scale. 1. S is correct but E is wrong
2. S is wrong but E is correct
3. Both S and E are correct and E is correct explanation of S
4. Both S and E are correct but E is not correct explanation of S

Read the following statements (S) and Explanation (E). Choose the correct answers from the codes

,
,
and
: S : An element may have variable equivalent mass. E : Such elements should possess variable valency. 1. S is correct but E is wrong
2. S is wrong but E is correct
3. Both S and E are correct and E is correct explanation of S
4. Both S and E are correct but E is not correct explanation of S

NEET Chemistry Questions: Some Basic Concepts in Chemistry

Question bank:

The mass of one molecule of compound C60 H122 is:

Read the following statements (S) and Explanation (E). Choose the correct answers from the codes

Read the following statements (S) and Explanation (E). Choose the correct answers from the codes

The mass of one molecule of compound $C_{60} H_{122}$ is: