1) Name the metal which does not stick to glass.
2) Name the non-metal which is a good conductor of electricity.
3) Name the metal which is commonly used in thermit welding.
4) What gets deposited at the cathode, a pure or impure metal?
5) What is the nature of zinc oxide?

Open in App

Solution

(i) Mercury Hg
(ii) Graphite
(iii) Aluminum
(iv) A pure metal is always deposited at the cathode
(v) Zinc oxide (ZnO) is an amphoteric oxide.

Suggest Corrections

Similar questions

A metal X which is resistant to corrosion is produced by the electrolysis of its molten oxide whereas another metal Y which is also resistant to corrosion is produced by the reduction of its oxide with carbon. Metal X can be used in powder form in thermite welding whereas metal Y is used in making cathodes of ordinary dry cells.
(a) Name the metals X and Y.
(b) Which of the two metals is more reactive: X or Y?
(c) Name one ore or metal X. Also, write its chemical formula.
(d) Name one ore of metal Y. Also, write its chemical formula.
(e) Name one alloy of metal X and one alloy of metal Y.

Q. Question 30
Non-metals are usually poor conductors of heat and electricity. They are non-lustrous; non-sonorous; non-malleable and are coloured.
(a) Name a lustrous non-metal.
(b) Name a non-metal which exists as a liquid at room temperature.
(c) The allotropic form of a non-metal is a good conductor of electricity. Name the allotrope.
(d) Name a non-metal which is known to form the largest number of compounds.
(e) Name a non-metal other than carbon which shows allotropy.
(f) Name a non-metal which is required for combustion.

Q. Assertion :In electrolyte refining of metal, impure metal is made cathode while a strip of pure metal is used as anode. Reason: The pure metal gets deposited at anode as anode mud.

Name a non-metal which is a good conductor of electricity.

Name

(a) a soft metal.

(b) a metal which is brittle.

(d) a liquid metal.

(e) a metal which is a poor conductor of electricity.

(f) a non-metal which is a good conductor of electricity.

(g) a liquid non-metal.

(h) the hardest naturally occurring substance.

(i) an inert gas.

Join BYJU'S Learning Program

1) Name the metal which does not stick to glass. 2) Name the non-metal which is a good conductor of electricity. 3) Name the metal which is commonly used in thermit welding. 4) What gets deposited at the cathode, a pure or impure metal? 5) What is the nature of zinc oxide?

(i) Mercury Hg (ii) Graphite (iii) Aluminum (iv) A pure metal is always deposited at the cathode (v) Zinc oxide (ZnO) is an amphoteric oxide.

1) Name the metal which does not stick to glass.
2) Name the non-metal which is a good conductor of electricity.
3) Name the metal which is commonly used in thermit welding.
4) What gets deposited at the cathode, a pure or impure metal?
5) What is the nature of zinc oxide?

(i) Mercury Hg
(ii) Graphite
(iii) Aluminum
(iv) A pure metal is always deposited at the cathode
(v) Zinc oxide (ZnO) is an amphoteric oxide.