Everyday Science 2143 MCQs [All-Courses]

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Oil of vitriol is_________?

A Nitric acid

B Hydrochloric acid

C Phosphoric acid

D Sulfuric acid

Review Detailed Answer

Correct Answer: Sulfuric acid

Calcium sulphate is known as__________?

A Epsom salt

B Gypsum salt

C Blue vitriol

D Potash alum

Review Detailed Answer

Correct Answer: Gypsum salt

Epsom salt is chemically known as_________?

A Copper Sulfate

B Magnesium Sulfate

C Ferrous Sulfate

D None of these

Review Detailed Answer

Correct Answer: Magnesium Sulfate

The element used in lead pencils is__________?

A Zinc

B Lead

C Carbon

D Tin

Review Detailed Answer

Correct Answer: Carbon

The alcohol used in the preparation of dynamite is________?

A ethyl alcohol

B glycerol

C glycol

D methyl alcohol

Review Detailed Answer

Correct Answer: glycerol

Air contains maximum amount of__________?

A oxygen

B nitrogen

C hydrogen

D carbon dioxide

Review Detailed Answer

Correct Answer: nitrogen

First Atomic theory was proposed by?

A John Dalton

B E.Rutherford

C De Broglie

D D.I.Mendeleef

Review Detailed Answer

Correct Answer: John Dalton

Ruby is an oxide of__________?

A silver

B gold

C platinum

D aluminium oxide

Review Detailed Answer

Correct Answer: aluminium oxide

Bauxite is an ore of_________?

A copper

B zinc

C aluminium

D iron

Review Detailed Answer

Correct Answer: aluminium

Who created periodic table?

A Faraday

B Lavoisier

C Arrhenius

D Mendeleev

Review Detailed Answer

Correct Answer: Mendeleev

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Everyday Science 2143 MCQs [All-Courses]

All Topics 2143

All Topics 2143

Oil of vitriol is_________?

Calcium sulphate is known as__________?

Epsom salt is chemically known as_________?

The element used in lead pencils is__________?

The alcohol used in the preparation of dynamite is________?

Air contains maximum amount of__________?

First Atomic theory was proposed by?

Ruby is an oxide of__________?

Bauxite is an ore of_________?

Who created periodic table?

Contact Info

Everyday Science 2143 MCQs [All-Courses]

All Topics 2143

All Topics 2143

Everyday Science 2136

Oil of vitriol is_________?

Calcium sulphate is known as__________?

Epsom salt is chemically known as_________?

The element used in lead pencils is__________?

The alcohol used in the preparation of dynamite is________?

Air contains maximum amount of__________?

First Atomic theory was proposed by?

Ruby is an oxide of__________?

Bauxite is an ore of_________?

Who created periodic table?