Wednesday, 16 November 2016

General Science Questions and Answers - Set 6

1.       The acid present in milk?
Lactic acid
2.       The Green House effect was discovered by:
Joseph Fourier
3.       The most malleable and ductile pure metal?
Gold
4.       Second most abundant element in the earth's crust?
Silicon
5.       The name Hydrogen was given by ?
Lavosier

6.       The noble gas which is radioactive?
Radon
7.       What is known as 'Black lead'?
Graphite
8.       Which metal has the name 'Kalium'?
Potassium
9.       The atmospheric pollutant as a result of the combination of fog and smoke?
Smog
10.    Petroleum is formed from?
Fossils

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