Login
Login
Register
Questions
Unanswered
Tags
Categories
Ask a Question
Ask a Question
Recent questions tagged salt
+3
votes
1
answer
When Cu^2+ ion is treated with KI, a white precipitate is formed. Explain the reaction with the help of chemical equation.
asked
Apr 5, 2019
in
Class 12
by
kratos
neet
salt
cbse
jee
aiims
the d- and f- block elements
jee mains
class-12
qualitative analysis
+2
votes
1
answer
The presence of magnesium is confirmed in the qualitative analysis by : (A) titan yellow solution
asked
Apr 4, 2019
in
JEE
by
kratos
jee
jee mains
salt
+1
vote
1
answer
Assertion : White precipitate of zinc phoshate is soluble in ammonia. Reason : Zinc phosphate
asked
Apr 4, 2019
in
JEE
by
kratos
jee
jee mains
salt
+2
votes
1
answer
Consider the following observation : M^n+ + HCl → white precipitate + Δ → water soluble. The metal ion M^n+ will be :
asked
Apr 2, 2019
in
JEE
by
kratos
jee
jee mains
salt
+2
votes
1
answer
Aquaregia is (A) 1:3 conc. HNO3 and conc. HCl (B) 1:2 conc. HNO3 and conc. HCl
asked
Apr 2, 2019
in
JEE
by
kratos
salt
jee
jee mains
class-12
p - block element
+1
vote
1
answer
IUPAC name of Na3 [Co(NO2)6] is (A) Sodium hexanitrito cobaltate (II)
asked
Apr 1, 2019
in
JEE
by
kratos
coordination compounds
salt
jee
jee mains
+2
votes
1
answer
AgCl dissolves in ammonia solution giving : (A) Ag^+, NH4^+ and Cl ^– (B) Ag(NH3)^+ and Cl ^– (C) Ag2(NH3)^2+ and Cl ^–
asked
Mar 31, 2019
in
JEE
by
kratos
class-12
jee
jee mains
salt
+3
votes
1
answer
Na2S2O3 + I2 → product is :
asked
Mar 31, 2019
in
Chemistry
by
kratos
some basic concepts of chemistry
salt
class-11
jee
jee mains
redox reactions
bitsat
+3
votes
1
answer
An amorphous solid “A” burns in air to form a gas “B” which turns lime water milky. The gas is also produced as a by-product during roasting
asked
Mar 29, 2019
in
JEE
by
kratos
salt
cbse
changes around us
the p block elements
class-11
jee
class-7
jee mains
class-12
+2
votes
1
answer
Which of the following compounds form salt with NaHCO3?
asked
Mar 27, 2019
in
Class 12
by
kratos
neet
salt
class-11
aldehydes ketones and carboxylic acids
class-10
carbon and its compounds
alkali and alkaline earth metals
+3
votes
1
answer
Select the correct statement about the properties of acetic acid. (a) It smells like vinegar and turns red litmus to blue.
asked
Mar 23, 2019
in
Class 12
by
kratos
salt
class-10
icse
carbon and its compounds
ammonia
ionic equilibrium
class-12
+1
vote
1
answer
Copper sulphate solution on treatment with excess of KI gives whitish precipitate. The precipitate is-
asked
Mar 21, 2019
in
JEE
by
kratos
salt
jee
jee mains
class-12
qualitative analysis
+1
vote
1
answer
Sodium nitroprusside when added to an alkaline solution of sulphide ions produce a
asked
Mar 13, 2019
in
JEE
by
kratos
salt
jee
chemestry practical
jee mains
+2
votes
1
answer
CoCl2 + KNO2 + CH3COOH → [X] + H2O + KCl + CH3COOK + NO (Unbalenced equation)
asked
Mar 12, 2019
in
JEE
by
kratos
salt
cbse
jee
jee mains
class-12
+3
votes
1
answer
In which of the pair the precipitates are red and ***** ******** respectively and both soluble in excess KI solution ?
asked
Mar 11, 2019
in
JEE
by
kratos
jee
jee mains
salt
+1
vote
1
answer
Give reason : BiCl3 is less covalent than PCl3.
asked
Mar 8, 2019
in
JEE
by
kratos
chemical bonding and molecular structure
salt
class-11
jee
jee mains
class-12
p - block element
+2
votes
1
answer
Borax bead test is given by : (A) Co^2+ (B) Zn^2+ (C) Cu^2+ (D) Ni^2+
asked
Feb 28, 2019
in
JEE
by
kratos
jee
jee mains
salt
+2
votes
1
answer
An amorphous solid 'A' burns in air to form a gas 'B' which turns lime water milky. The gas is also produced
asked
Feb 27, 2019
in
JEE
by
kratos
salt
cbse
changes around us
class-11
jee
class-7
jee mains
class-12
p - block element
+1
vote
1
answer
Second group anions reacts with (1) dil H2SO4 (2) Conc. H2SO4
asked
Feb 26, 2019
in
Class 12
by
kratos
neet
salt
class-11
aiims
hydrocarbons
class-10
aiims 2019
+2
votes
1
answer
When mixture of K2Cr2O7, NaCl and conc. H2SO4 is heated, red fumes is evolved. The molecular formula of red fumes is
asked
Feb 25, 2019
in
JEE
by
kratos
salt
coordination compounds
jee
transition elements
chemestry practical
jee mains
p-block element
bitsat
To see more, click for the
full list of questions
or
popular tags
.