Chemistry

Welcome to Chemistry Quiz

Which among the following element is an essential constituent of acids?

Nitrogen

Hydrogen

Oxygen

Helium

Potassium permanganate is used to purify water. Which among the following properties of Potassium permanganate helps in this work?

sterilizing

oxidizing

reducing

leaching

The Modern periodic table has__:

seven periods and eighteen groups

nine periods and eighten groups

seven periods and twenty one groups

nine periods and twenty one groups

How many electrons can the s-orbital accommodate?

Which of the following are the uses of Calcium carbonate?

as an antacid

mild abrasive in tooth paste

as a filler in cosmetics

All of the above

Time's up

Quick Links

Enter the destination URL

URL

Link Text

Open link in a new tab

Or link to existing content

No search term specified. Showing recent items. Search or use up and down arrow keys to select an item.