Chemistry in Everyday Life

The attraction between two dissimilar molecules is:

The particles of semi-colloids have size (diameter) round about:

The total volume of water on melting:

Which of the following cakes is not edible?

The water can be made to boil even at $0$°C if the pressure of surrounding is _____.

The anti-COVID-$19$ drug$2-\mathrm{DG}$ is recently developed by the Institute of Nuclear Medicine and Allied Sciences (INMAS), Defence Research and Development Organization (DRDO) in collaboration with Dr Reddy's Laboratories (DRL). The drug is

Which of the following is NOT used to make toothpaste?

The substance that cannot be used as an insecticide is:

Enzymes are used to:

1. Improve the performance of detergents

2. Make beer

3. Process food

4. Digest food

Which of the above are true?

Which one of the following statements is not true for monosodium glutamate (MSG)?

Which bleaching agent is present in bleaching powder?

Consider the following statements :
(i) Washing soda on strong heating gives sodium oxide and carbon dioxide.
(ii) Plaster of Paris is obtained by heating gypsum at $373$K.
(iii) Bleaching powder is used for disinfecting drinking water.
Which of these statements(s) is/are correct?

Which of the following can be used for removal of stains of rust on clothes?
$1.$ $H_2{O}_2$
$2.$ Oxalic acid
$3.$ Petrol
$4.$ Alcohol

Consider the following statements: Hard water is not suitable for:
1. Drinking
2. Washing clothes with soap
3. Use in boilers
4. Irrigating crops
Which of these statements are correct?

Soap helps in cleaning of clothes because _____.

On washing with soap, a turmeric stain on the cloth turns to red because
A. soap solution is alkaline.
B. soap solution is acidic.
C. turmeric contains a natural indicator.
D. turmeric contains litmus.
Select the correct alternative.

Which among the following is the correct chemical formula of baking soda?

Washing soda is represented by which of the following chemical formula?

Which one of the following is NOT true for bleaching powder?

Match List-I with List-II and select the correct answer from the codes given below: