EASY
10th Manipur Board
IMPORTANT
Earn 100

Is sodium chloride solution acidic or basic?

Important Questions on Acids, Bases and Salt

HARD
10th Manipur Board
IMPORTANT
Science for Class 10>Chapter 3 - Acids, Bases and Salt>Let us answer these>Q 1
Dissolve a small amount of NaHCO3 in the water. Add 1 drop of methyl orange into it. What is the colour of the mixture?
Add lime water in the above solution till the evolution of the gas stops. What is the colour of the mixture now?
HARD
10th Manipur Board
IMPORTANT
Science for Class 10>Chapter 3 - Acids, Bases and Salt>Let us answer these>Q 2
How many grams of sulphuric acid (H2SO4) will be needed to react completely with a solution containing 10.6 g of sodium carbonate Na2CO3?
EASY
10th Manipur Board
IMPORTANT
Science for Class 10>Chapter 3 - Acids, Bases and Salt>Let us answer these>Q 1
What is the nature of metal oxides-acidic or basic?
MEDIUM
10th Manipur Board
IMPORTANT
Science for Class 10>Chapter 3 - Acids, Bases and Salt>Let us answer these>Q 2
Two metallic compounds A and B react separately with acid to form salt and water. Compound A also produces an effervescence. What could be A and B?
MEDIUM
10th Manipur Board
IMPORTANT
Science for Class 10>Chapter 3 - Acids, Bases and Salt>Let us answer these>Q 3
When milk becomes curd lactic acid is produced as one of the products. Give reason why it is not advisable to keep curd in copper and brass vessels?
MEDIUM
10th Manipur Board
IMPORTANT
Science for Class 10>Chapter 3 - Acids, Bases and Salt>Let us answer these>Q 4
Carbon dioxide reacts with lime water CaOH2 to form salt CaCO3 and water as-
CaOH2base+CO2→CaCO3salt+H2Owater
Indicate the nature of CO2. What will be the general nature of non-metallic oxides?
MEDIUM
10th Manipur Board
IMPORTANT
Science for Class 10>Chapter 3 - Acids, Bases and Salt>Let us answer these>Q 5
Write the reaction between sodium hydroxide and sulphur dioxide (SO2).
EASY
10th Manipur Board
IMPORTANT
Science for Class 10>Chapter 3 - Acids, Bases and Salt>Let us answer these>Q 6
What will happen when CO2 is passed into water. Write the chemical equation.