Question

1)Which of the following is a liquid at room temperature?

(a) Iron (b) Bromine

c) lodine

(d) Phosphorus

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2) The most reactive metal is

(a) copper (c) potassium

(b) silver (d) calcium

3)The metal which is liquid at room temperature is

(a) sodium (b) bromine

c) Calcium.

(d) mercury



4) Which one of the following metals is the most reactive and stored in kerosene?

(a) Iron (b) Gold

5) Name the gas evolved when magnesium reacts with dilute hydrochloric acid (a) Chlorine (b) Oxygen (d) Nitrogen

c) hydrogen

6) Metals are

(a) soft and brittle

C) liquid

(b) hard and solid

(d) generally liquid

c) Copper

(d) Potassium

7) Non-metals are

(a) non-ductile

(c)non-malleable

(b) non-sonorous

(d) all of these

8) Which substance is used for making pencil lead?

(a) Sulphur

c) Graphite

(b) Silicon

(d) Aluminium

9) Which is the hardest substance?

(a) Gold

(b) Diamond

c)Aluminium

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Answer 1

Bromine

Potassium

Mercury

Sodium, lithium and potassium (you forgot to provide options)

5) Hydrogen

hard and solid

all of these

graphite

diamond

Hey there I hope this helps! Please mark me as Brainliest if so❤️

Answer 2

Answer:

1. bromine

2. copper

3.mercury

4. idk

5. hydrogen

6. hard and solid

7. non malleable

8. graphite

9.diamond