HARD
Earn 100
All of the given statements are true for nitric acid except
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Important Questions on The p-Block Elements
MEDIUM
How many gm of the oxidising agent gets reduced in the reaction of of with concentrated nitric acid?
[Atomic mass ]
EASY
When copper is heated with conc. it produces:
MEDIUM
Which of the following chemicals DOES NOT liberate hydrogen gas on reaction with Aluminum metal?
EASY
The product obtained as a result of a reaction of nitrogen with is:
EASY
Brown ring test is to detect the presence of
EASY
In brown ring test for nitrate ions, brown ring is formed having composition
EASY
When reacts with concentrated , the gas evolved is
MEDIUM
The pair that contains two bonds in each of the oxoacids is:
EASY
What are and , respectively in the following reactions ?
EASY
Sulphur reacts with conc. to form and . The liberated was passed into water to form and What is ?
EASY
Identify the correct statement from the statements given below.
HARD
Concentrated nitric acid, upon long standing, turns yellow-brown due to the formation of
EASY
Iodine reacts with concentrated to yield along with other products. The oxidation state of iodine in , is:
HARD
An inorganic Compound on treatment with concentrated produces brown fumes and gives dark brown ring with in presence of concentrated . Also Compound gives precipitate , when its solution in dilute is treated with gas. The precipitate on treatment with concentrated followed by excess of further gives deep blue coloured solution, Compound is:
EASY
Good reducing nature of is attributed to the presence of:
MEDIUM
Strong reducing behaviour of is due to:
MEDIUM
The total number of compounds having at least one bridging oxo group among the molecules given below is
EASY
How can you synthesise nitric oxide in the laboratory ?
MEDIUM
Aqua regia is used for dissolving noble metals (Au, Pt, etc.). The gas evolved in this process is
EASY
The reaction of zinc with dilute and concentrated nitric acid, respectively, produces:
