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 Chemistry Questions

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Q:

Which of the follow is the last element in Newlands Law of Octaves classification?

A) Rhodium B) Radium
C) Iron D) Thorium
 
Answer & Explanation Answer: D) Thorium

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1 1878
Q:

The Chemical formula of Aluminium Chloride is _____.

A) AlCl B) AlCl2
C) AlCl3 D) Al2Cl3
 
Answer & Explanation Answer: C) AlCl3

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0 1868
Q:

The melting point of ice is ____ K.

A) 253.16 B) 263.16
C) 273.16 D) 283.16
 
Answer & Explanation Answer: C) 273.16

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1 1867
Q:

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

A) Methyl isocyanate B) Methyl isochlorate
C) Methyl Phosphate D) Methyl Isopropate
 
Answer & Explanation Answer: A) Methyl isocyanate

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0 1863
Q:

What are the main components of Brass Alloy?

A) Copper and Zinc B) Copper and Strontium
C) Copper, Zinc and Nickel D) Copper and Nickel
 
Answer & Explanation Answer: A) Copper and Zinc

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3 1862
Q:

The Chemical formula of Urea is

A) (NH4)2CO2 B) (NH2)CO
C) (NH4)2CO D) (NH2)2CO
 
Answer & Explanation Answer: D) (NH2)2CO

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1 1862
Q:

In general the largest component of bog soils is

A) organic matter B) water
C) living organisms D) air
 
Answer & Explanation Answer: A) organic matter

Explanation:

A Bog soil is an intrazonal group of poorly drained dark peat or muck soils underlain by peat and developed under swamp or marsh types of vegetation.

The largest component of bog soils is organic matter.

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1 1861
Q:

When Granite rocks get metamorphosed, they form

A) Quartzite B) Gneiss
C) Marble D) Slate
 
Answer & Explanation Answer: B) Gneiss

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0 1860