Metals react with oxygen in air to form -Oxides-Carbonates-Sulphides-Nitrates-

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard VII

Chemistry

Metals Reaction with Oxygen (Burnt in Air)

Metals react ...

Question

Metals react with oxygen in air to form _________.

Oxides

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Carbonates

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Sulphides

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Nitrates

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A
Oxides

Metals react with oxygen to form metal oxides, which are usually basic and in some cases, amphoteric in nature.

Valency 1 $\to 4 M + O_{2} \to 2 M_{2} O$
Valency 2 $\to 2 M + O_{2} \to 2 M O$
Valency 3 $\to 4 M + 3 O_{2} \to 2 M_{2} O_{3}$

Suggest Corrections

Similar questions

Question 24.
Which of the following statements is not correct ?

(a) All metal carbonates react with acid to give a salt, water and carbon dioxide
(b) All metal oxides react with water to give salt and acid
(c) Some metals react with acids to give salt and hydrogen
(d) Some non-metal oxides react with water to form an acid

Q. Lead, a metal, is formed when its sulphide ore is heated in air to form the oxide and then reduced in a small blast furnace with:

Q. Name the following:
(i) The kind of elements that ionize by losing electrons.
(ii) The kind of elements that ionize by gaining electrons.
(iii) Two metals that do not get oxidized at high temperature.
(iv) Two metals that get oxidized just by exposure to air.
(v) Three metals that react with cold water to liberate hydrogen.
(vi) A metal which in the red hot state reacts with steam reversibly to produce hydrogen.
(vii) Two metals that react explosively with acids.
(viii) A metal that does not react with hydrochloric or sulphuric acid.
(ix) Two metals that dissolve only in aqua regia.
(x) Two metallic oxides that get decomposed by heat.
(xi) Two metallic hydroxides that dissolve in water to give alkalis.
(xii) Two metal carbonates which are soluble in water.
(xiii) Two metal carbonates that do not decompose when heated.
(xiv) Two metallic nitrates which yield oxygen as the only gaseous product when heated.
(xv) Two metallic nitrates when heated decompose to yield respective metals.

A metal A reacts with oxygen to form a metallic oxide AO, this oxide reacts with moisture and carbon dioxide of the atmosphere to form basic carbonate. metal a prevent rusting of iron .identify metal A?

Q. Metal M reacts with Oxygen to form metallic oxide, this oxide reacts with moisture and carbon dioxode of the atmosphere to form a basic carbonate. Metal M prevents rusting of iron . identify metal M

Join BYJU'S Learning Program

Metals react with oxygen in air to form _________.

The correct option is A Oxides Metals react with oxygen to form metal oxides, which are usually basic and in some cases, amphoteric in nature. Valency 1 →4M+O2→2M2O Valency 2 →2M+O2→2MO Valency 3 →4M+3O2→2M2O3

The correct option is A
Oxides

Metals react with oxygen to form metal oxides, which are usually basic and in some cases, amphoteric in nature.

Valency 1 $\to 4 M + O_{2} \to 2 M_{2} O$
Valency 2 $\to 2 M + O_{2} \to 2 M O$
Valency 3 $\to 4 M + 3 O_{2} \to 2 M_{2} O_{3}$