Chemistry MCQs

Latest MCQs

Which planet revolves in Clockwise rotation around sun and seen from earth?...?

(i) Jupiter
(ii) Venus

(iii) Mars
(iv) None of these

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Latest MCQs

What was the deadline of Kyoto Protocol for CO₂ limit upto 5,86% from 1990s to:...?

(i) 2020
(ii) 2004

(iii) 2012
(iv) None of these

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Latest MCQs

The most abundant metal in the earth's crust is:...?

(i) Zinc
(ii) Copper

(iii) Aluminum
(iv) Iron

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Latest MCQs

Plants exhale at night time which gas...?

(i) O2
(ii) H20

(iii) Co1
(iv) CO2

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Latest MCQs

اوزون لیئر کو سب سے ذیادہ نقصان کون سا مادہ کرتا ہے۔۔۔؟

(i) سلفر
(ii) زنگ

(iii) ہائیڈروجن
(iv) کاربن

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Latest MCQs

Which Muslim Scientist is considered to be the founder of chemistry...?

(i) Ibn Al Nafees
(ii) Jabir ibn Hayyan

(iii) Abu Nasr Al-Farabi
(iv) None of these

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Latest MCQs

Biogas produced as a result of anaerobic decay of organic matter consist primarily of __________ gases...?

(i) N₂ & SO2
(ii) NH3 & CO2

(iii) O2 & N₂
(iv) None of these

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Latest MCQs

Low silicon, oxygen and High iron, magnesium are the characteristics ____of magma...?

(i) Mafic and Felsic
(ii) Felsic and Rhyoltic

(iii) Mafic and Basaltic
(iv) None of these

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Latest MCQs

The element required for solar energy conversion is:...?

(i) Silicon
(ii) Germanium

(iii) Uranium
(iv) None of these

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Latest MCQs

Exoskeleton of a marine snail is composed of...?

(i) Calcium Sulphate
(ii) Calcium Carbonate

(iii) Sulphur Dioxide
(iv) None of these

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