Study Of Acids, Bases and Salts — Chemistry STD 10 — Question

Name the ore of zinc containing its sulphide.

What is the term defined below?
A base which is soluble in water.

State the change noticed when blue litmus and red litmus is introduced in the following solution :
NaCl solution

The element with highest ionisation potential from the elements of period 1, 2, and 3.

A given white crystalline salt was tested as follows: The addition of barium chloride solution into this solution gave a white precipitate. What conclusions can be drawn for the observation?

Comment, sulphuric acid is referred to as King of chemicals.

Name the anion present in the following compound:
The action of heat on the insoluble compound C produces a gas which turns lime water turbid.

Write the colour of the following salts: Cuprous salts.

Name the following :
Acid present in the stomach of mammals.

Write the following properties of ethene:
Solubility