Elements and Compounds

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Question 1 of 20

Consider the following and choose which among them cannot be split into simpler substances by a chemical means?
i. Chlorine
ii. Water
iii. Oxygen
iv. Silica
v. Sand
vi. Hydrogen
vii. Sodium
viii. Zinc

Select Your Answer:

i, ii, iii, vi, viii

i, iii, vi, vii, viii

i, ii, v, vii

ii, iv, v

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