X-pH _ACIDS BASES & SALTS

P^H indicates

• Hydroxide ion concentration

• Hydrogen ion concentration

• Concentration of H+ and OH- ions

• All of these

PH of baking soda is

• 6.5 to 7

• 7

• 7 to 8

• 8 to 9

P^H of aerated drinks

• 1 to 2

• 2 to 4

• 6 to 7

• 8 to 10

A substance X with PH 2 is mixed with another substance Y with PH 12 is mixed. the pH of the newly formed substance Z is

• 14

• 10

• 7

• 4

An acid concentration is 0.00001 mol/L , the pH of this acid is

• 4

• 1

• 3

• 5

Concentration of KOH solution is 0.01 mol/L, the pH of this solution is

• 10

• 12

• 14

• 13

pH can be defined as

• potential of hydrogen ion concentration

• Potential of hydroxide ion concentration

• Point of hydrogen ion concentration

• point of hydroxyl ion concentration

The optimal pH range of Date palm is

• 7 to 9

• 3 to 4

• 4 to 5

• 6 to 8

pOH of a solution is 6 , what can be pH of the same solution ?

• 9

• 6

• 8

• 14

Concentration of a solution X is 0.01 mol/L , the color of this solution in P^H paper is

• Blue

• Yellow

• Orange

• Red