Take a pinch of lead nitrate and dissolve in `5.0` ml of distilled water in a test tube and add a pinch of KI solution to it. Which type of reaction was it?

Take a pinch of lead nitrate and dissolve in 5.0 ml of distilled water in a test tube and add a pinch of KI solution to it. What reactions do you observe?

Take a pinch of lead nitrate and dissolve in 5.0 ml of distilled water in a test tube and add a pinch of KI solution to it. Write chemical equation to this reactions.

Place a few granules of Zn metal in one test tube and add 10 ml of NaOH solution. What is the observation ?

0.115 gm of sodium metal was dissolved in 500 ml of the solution in distilled water. The normality of the solution would be

Take white antacid powder with water in a test tube add methyl orange indicator to it. Which colour do you observe ?

Rearrange the following sentences in a correct order (i)You observe bubbles coming out with a hissing sound. Pass this gas through freshly prepared lime water(ii)Carbondioxide and Calcium Carbonate are formed. Hence it is a chemical change(iii)Take a tea spoon of vinegar in a test tube and odd a pinch of baking soda to it(iv)Lime water changes to milky white showing that the gas sent into the test tube is carbondioxide

What is the pH of the NaOH solution when 0.04 g of it is dissolved in water and made to 100 ml solution?

A buffer solution is prepared by mixing 10 mL of 1.0 M acetic acid and 20 mL of 0.5 M sodium acetate and then diluted to 100 mL with distilled water, The pH of the buffer solution is ( pK_(a) of acetic acid is 4.76 )

Take 10 ml of water in a test tube. Add few sodium hydroxide pellets to it. Touch the bottom of the test tube. How do you feel ?

Observe and prepare two questions while doillLg the following activity in the lab. Take 2 ml of dil. NaOH in a test tube and add on1e drop of phenolphthalein indicator. Mter that add dil. HCl solution to the above sc,lution drop by drop.