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Q:

Which of the following group is NOT Dobereiner Triads?

 

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

Answer:   B) N, P Au



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Subject: Chemistry
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Answer & Explanation Answer: D) Tartaric acid

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Magnesium oxide (MgO) + Water (H2O) = ?

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The oceanic crust mainly consists of silica and __________.

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Answer & Explanation Answer: A) magnesium

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Manganite is an ore/mineral of

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Answer & Explanation Answer: C) Manganese

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Cinnabar is an ore/mineral of

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Answer & Explanation Answer: D) Mercury

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________ is used for making vinegar.

A) Tartaric acid B) Malic acid
C) Oxalic acid D) Acetic acid
 
Answer & Explanation Answer: D) Acetic acid

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Which of the following gas leaked in the Bhopal Gas tragedy in December 1984?

A) Methyl isocyanate B) Methyl isochlorate
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Answer & Explanation Answer: A) Methyl isocyanate

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______________ is a multibranched polysaccharide of glucose that serves as a form of energy storage in animals and fungi.

A) B) Glycogen
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Answer & Explanation Answer: B) Glycogen

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