Question

5. Henry Cavendish discovered hydrogen
ho compUSHUNT U W
E Tick () the most appropriate answer.
1. Which of the following chemical compounds
is used to improve our appearance?
(a) Medicines
(b) Cosmetics
(c) Adhesives
(d) All of these
2. Which of the following artificial fibres is
known as artificial silk?
(a) Rayon
(b) Nylon
(c) Polyester (d) Acrylon
3. The analgesic drug is generally known as
(a) antibiotic
(b) paracetamol
(c) pain killer
(d) antimalarial
18
4. Which of the following chemists discover
oxygen's role in combustion and respiration
(a) Henry Cavendish
(b) Antoine Lavoisier
(c) Dmitri Mendeleev (d) Robert Boy
5. Which of the following chemists recognise
for his work in atomic theory and researd
on colour bindness?
(a) John Dalton
(b) Robert Boyle
(c) Henry Cavendish
(d) Antoine Lavoisier​

Answer 1

Answer:

1. ans-medicines

2. ans-nylon

3.ans antibiotic 4. ans- henry cavendish

5. ans- john dalton

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Answer 2

Answer:

1 question ka answer medicine 2 ka nylon