Which of the following are Molecules-i O 2ii Argoniii Ammoniaiv Heliumv Watervi SugarA- i- iii- v- viB- i- iv- iiC- iii- v- viD- ii- iv- v

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Standard VII

Chemistry

Molecules

Which of the ...

Question

Which of the following are Molecules?

(i) O₂

(ii) Argon

(iii) Ammonia

(iv) Helium

(v) Water

(vi) Sugar

i, iii, v, vi

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i, iv, ii

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iii, v, vi

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ii, iv, v

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Solution

The correct option is A i, iii, v, vi
Generally molecule is an electrically neutral group of two or more atoms held together by chemical bonds.

Ammonia is a molecule consisting of 1 atom of Nitrogen and 3 atoms of Hydrogen.

Water is a molecule consisting of 1 atom of Oxygen and 2 atoms of Hydrogen.

Sugar is a molecule consisting of 12 atoms of Carbon, 22 atoms of Hydrogen and 11 atoms of Oxygen.

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Which of the following are Molecules? (i) O2 (ii) Argon (iii) Ammonia (iv) Helium (v) Water (vi) Sugar

Which of the following are Molecules?

(i) O₂

(ii) Argon

(iii) Ammonia

(iv) Helium

(v) Water

(vi) Sugar