Chemistry Objective Quiz

Which of the following is the formula for hydrosulfuric acid

• H2S

• H2SO4

• H2DO3

• HSO

Brass is an alloy made of?

• Cu,a

• Zn,Ca

• Zn,C

• Cu,Zn

99.9% pure copper can be achieved through

• Dialysis

• Electrolysis

• Hydrolysis

• Pyrolysis

HCL, H₂SO₄ and HNO₃ are considered as?

• Strong Acid

• Strong Base

• Strong salt

• Weak Acid

The gas which causes global warming is?

• Co2

• So2

• Po2

• Ko2