Question Text
Question 1 :
Four solutions A, B, C and D when tested with universal indicator showed pH as $4, 11, 7$ and $9$ respectively. Which one of the four solutions is neutral?<br/>
Question 7 :
Water of crystallization is the fixed number of water molecules chemically attached to a unit of a salt in its crystalline form.<br/>
Question 9 :
Which of the following methods is adopted for preparing dilute solution of ${ H }_{ 2 }S{ O }_{ 4 }$?
Question 10 :
If tartaric acid is not added in baking powder, the cake will taste bitter due to te presence of -
Question 12 :
Which part of tooth, made up of calcium phosphate, is the hardest substance in the body?
Question 22 :
Bleaching powder is obtained by the interaction of $Cl_2$ with a:
Question 25 :
Which of the following has the highest value of pH at the same temperature for the same concentration?
Question 27 :
By which we can measure the exact $pH$ of aqueous solution?
Question 28 :
The bleaching action of the bleaching powder is due to the liberation of 
Question 29 :
<p>The definite number of water molecules which enters into a chemical combination with the substance when the substance is crystallized from its hot saturated solution is called ________. </p>
Question 30 :
State whether the given statement is true or false:<br/>Water of crystallization is the water that occurs inside crystals.