Which of the following group is NOT Dobereiner Tri | Chemistry Questions & Answers

A pure substance can only be

A) Compound	B) an element
C) an element or a compound	D) a heterogeneous mixture

Answer & Explanation Answer: C) an element or a compound

Explanation:

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17 10020

Who is the father of modern chemistry?

A) Priestley	B) Lavoisier
C) Dalton	D) Mendeleeff

Answer & Explanation Answer: B) Lavoisier

Explanation:

Antoine-Laurent de Lavoisier, a french chemist is considered as the "Father of Modern Chemistry."

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26 10581

A) Li, Na, K	B) N, P Au
C) Cl, Br, I	D) Ca, Sr, Ba

Which of the following group is NOT Dobereiner Triads?