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Recent questions tagged chemical reaction and catalyst
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1
answer
In any nuclear reaction, energy is released or absorbed and accordingly the Q-value which is
asked
Apr 5, 2019
in
Class 11
by
kratos
class-11
chemical reaction and catalyst
thermodynamics
class-10
bitsat
+2
votes
1
answer
define rancidity
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Apr 4, 2019
in
Class 10
by
kratos
chemical reaction and catalyst
class-10
cbse
+1
vote
1
answer
Define Rancidity?
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Apr 2, 2019
in
Class 10
by
kratos
chemical reaction and catalyst
class-10
cbse
+2
votes
1
answer
Balance the following chemical equations: (a) HNO3 + Ca(OH)2→ Ca(NO3)2 + H2O
asked
Apr 2, 2019
in
Class 10
by
kratos
chemical reactions and equations
class-10
chemical reaction and catalyst
+2
votes
1
answer
what happens chemically when quick lime is added to water ?
asked
Mar 31, 2019
in
Class 10
by
kratos
chemical reactions and equations
chemical reaction and catalyst
class-10
cbse
+2
votes
1
answer
4NH3(g) + 5O2(g) ⇌ 4NO(g) + 6H2O(g) reaction will get affected by increase of pressure? Also mention, whether change
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Mar 30, 2019
in
Chemistry
by
kratos
class-11
jee
physical chemistry
chemical thermodynamics
chemical reactions and equations
chemical reaction and catalyst
class-10
jee mains
equilibrium
class-12
chemical kinetics
+3
votes
1
answer
Which of the following combination will produce H2 gas?
asked
Mar 29, 2019
in
Chemistry
by
kratos
some basic concepts of chemistry
class-8
class-11
chemical reaction and catalyst
class-10
jee mains 2019
class-12
electro chemistry
+2
votes
1
answer
(a) Why is photosynthesis considered the basic energy source for most of living world ?
asked
Mar 23, 2019
in
Class 11
by
kratos
photosynthesis
class-11
chemical reaction and catalyst
class-10
icse
redox reactions
+3
votes
1
answer
Mno2 +HCl = mncl2 +h2o+ cl2
asked
Mar 20, 2019
in
Class 11
by
kratos
cbse
class-11
chemical reaction and catalyst
class-10
chemical reactions and equations
+1
vote
1
answer
A reaction involving two different reactants can never be
asked
Mar 17, 2019
in
Chemistry
by
kratos
isc
surface chemistry
jee
kinetics
chemical reaction and catalyst
class-10
icse
jee mains
class-12
chemical kinetics
+1
vote
1
answer
Write the chemical equations involved in the following chemical reactions : (i) White washing. (ii) ***** and white photography.
asked
Mar 17, 2019
in
Class 10
by
kratos
chemical reactions and equations
chemical reaction and catalyst
class-10
cbse
+2
votes
1
answer
What do you observe when (a) dilute sulphuric acid is added to granulated zinc?
asked
Mar 16, 2019
in
Chemistry
by
kratos
some basic concepts of chemistry
cbse
class-8
class-11
chemical reactions
hydrogen
chemical reaction and catalyst
class-10
icse
+2
votes
1
answer
Why do we store silver chloride in dark ******** bottles.
asked
Mar 11, 2019
in
Chemistry
by
kratos
chemistry
cbse
chemical reaction and catalyst
class-10
chemical reactions and equations
+1
vote
1
answer
Identify the type of redox reactions. (i) Zn(*) + CuSO4(aq) → ZnSO4(aq) + Cu(*).
asked
Mar 7, 2019
in
JEE
by
kratos
jee
chemical reaction and catalyst
class-10
jee mains
chemical reactions and equations
class-12
+1
vote
1
answer
How will you test for the gas which is liberated when hydrochloric acid reacts with an active metal?
asked
Mar 7, 2019
in
Chemistry
by
kratos
chemistry in everyday life
cbse
acids bases and salts
chemical reaction and catalyst
class-10
+2
votes
1
answer
Equal volumes of hydrogen and chlorine are exposed to diffused sunlight to prepare 1. hydrogen chloride
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Mar 3, 2019
in
JEE
by
kratos
jee
chemical reaction and catalyst
class-10
icse
jee mains
class-12
p - block element
+2
votes
1
answer
Magnesium burns in air to produce ......... ,
asked
Feb 25, 2019
in
JEE
by
kratos
jee
chemical reaction and catalyst
class-10
jee mains 2019
jee mains
+1
vote
1
answer
4NH3 + 5O2 =>4NO + 6H2O. If rate of formation of NO is 6 x 104 atm min-1,
asked
Feb 22, 2019
in
Chemistry
by
kratos
class-11
physical chemistry
chemical reaction and catalyst
class-10
icse
chemical reactions and equations
class-12
chemical kinetics
+3
votes
1
answer
2 mL of sodium hydroxide solution is added to a few pieces of granulated zinc metal taken in a test tube. When the contents are warmed,
asked
Feb 22, 2019
in
Class 10
by
kratos
acids
cbse
class-8
nitric acid
chemical reactions
chemical reaction and catalyst
class-9
class-10
icse
ammonia
bases and salts
+1
vote
1
answer
The reaction CuSO4 + Zn → ZnSO4 + Cu, will take place because;
asked
Feb 22, 2019
in
Chemistry
by
kratos
basic concepts of chemistry
class-11
chemical reaction and catalyst
class-10
chemical calculations
chemical reactions and equations
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