Question

1. Metal reacts with oxygen to produce ................oxides and non-metal reacts with oxygen to produce................oxides.
2. The presence of .............. and ..................are necessary for iron to rust.
3. ...................is used for making X-ray shields.
4. .....................non-metal is used in fluorescent bulbs to display advertisements.
5. ....................element is used for making pencil lead.
6. .....................and .....................are lustrous non-metals.
7. .....................is the only non-metals that exist as liquid at room temperature.
8. The property of metals by which it can be beaten into sheets is called.................
9. .....................metal can be cut with knife.
10. ......................non-metal is used for vulcanisation of rubber.
11. .......................metal is used in processed food packaging.
12. Process of coating metals with zinc is called.......................
13. Elements that possess properties of both metals and non-metals are called............. 14. ....................is a pure chemical substance consisting of only one type of atoms.
15. Metal reacts with dilute acids to form...................... and.......................

Answer 1

Answer:

1. Basic, acidic

2. Air, water

3. Lead

4. Neon

5. Graphite

6. Graphite, iodine

7. Bromine

8. Malleability

9. Sodium

10. Sulphur

11. Nitrogen

12. Galvanization

13. Metalloid

14. Element

15. Salt, hydrogen gas

Answer 2

1. Acid or base

2. ṃȏıśṭȗяє....ṅ....һȗṃıԀıṭʏ

3.Pb..Lead

4. Zinc

5 .carbon

6. iodine..N..Graphite

7. Mercury

8. Malleability

9. Lithium..Sodium

10. Sulphur

11. Aluminium

12. Galvanization

13. Metalloids

14.element

15.water n oxygen

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