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Vanshi Bhanushali
Subject: Chemistry
, asked on 30/3/17
I want the ans
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3
Devika Patil
Subject: Chemistry
, asked on 23/1/17
Pls give me any two reactions in which metals react with 'Hot Water'...pls try to reply asap...
Answer
1
Hemang.n
Subject: Chemistry
, asked on 14/12/16
i did not understand the formula of bauxite in the topic of minerals and ores under the chapter of metals and non metals.
Answer
5
Aditya Singh
Subject: Chemistry
, asked on 21/10/19
What is used as a coating on the dress of firemen...
Please tell......plz
Answer
1
Zenith Krishna
Subject: Chemistry
, asked on 14/9/19
Please balance them:
Answer
1
Aditya Singh
Subject: Chemistry
, asked on 13/9/19
A metal which does not forms oxide
Answer
1
Debraj Mandal
Subject: Chemistry
, asked on 2/9/19
sir plz tell it
Answer
1
Akram Ali Baidya
Subject: Chemistry
, asked on 27/8/19
Please my lord expert answer. Question no. 7)c)
Answer
1
Sana Zubair
Subject: Chemistry
, asked on 9/8/19
Can anyone tell me that which is the correct answer and why
Answer
1
Sana Zubair
Subject: Chemistry
, asked on 25/7/19
Why heating of magnesium wire is a chemical change?????
Answer
1
Dibyansh Mohanty
Subject: Chemistry
, asked on 17/6/19
Please answer this question..
6. State which of the following ions or radicals given below of non-metallic elements exh valency: 1", 2 & 3 al Chloride b] Bromide c) lodide d] Nitrate e] Hydrox Bicarbonate gl Bisulphite h] Bisulphate i] Aluminate j] Permanganate k] O Sulphide m] Sulphite n] Sulphate of Carbonate p] Dichromate q] Zincate r] Plum s] Phosphate t] Nitride [write each ion or radical with the correct valency]
Answer
1
Debraj Mandal
Subject: Chemistry
, asked on 2/6/19
In which process we can separate a mixture of common salt and potassium nitrate
Answer
1
Rudraksh Awasthi
Subject: Chemistry
, asked on 26/5/19
Experts please answer question no. 1 ASAP
Q1.Balance the given equations:
a. HgCl
2
+ KI
→
Hgl
2
+ KCI
Answer
1
Rudraksh Awasthi
Subject: Chemistry
, asked on 26/5/19
Experts please answer the question no. 3 briefly. ASAP
Q3.Write down the formulae of the given compounds:
a. Calcium bicarbonate
b. Ammonium bisulphite
c. Magnesium nitratre
d. Calcium acetate
e. Lead IV carbonate
f. Chromium oxide
g. Potassium permanganate
h. Barium dichromate
i. Manganous chloride
j. Aluminium phosphate
k. Cupric nitrite
I. Potassium bromide
m. Sodium zincate
Answer
1
Rudraksh Awasthi
Subject: Chemistry
, asked on 16/5/19
Please answer Question no. 4 ASAP.
Q4.. Write the balanced chemical reactions for the given word equations:
a. Potassium dichromate + sulphuric acid → Potassium sulphate +Chromium sulphate + Water + Oxygen
b. Copper+ Nitric acid → Copper nitrate + Nitric Oxide + Water
c. Iron + Sulphuric acid → Ferrous sulphate + Hydrogen
d. Potassium permanganate + Hydrochloric acid → Potassium chloride + Manganese II] chloride +Chlorine + Water
e. Copper+Sulphuric acid → Copper [II] sulphate + Sulphur dioxide +Water
Answer
1
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Please answer this question..
6. State which of the following ions or radicals given below of non-metallic elements exh valency: 1", 2 & 3 al Chloride b] Bromide c) lodide d] Nitrate e] Hydrox Bicarbonate gl Bisulphite h] Bisulphate i] Aluminate j] Permanganate k] O Sulphide m] Sulphite n] Sulphate of Carbonate p] Dichromate q] Zincate r] Plum s] Phosphate t] Nitride [write each ion or radical with the correct valency]
Q1.Balance the given equations:
a. HgCl2 + KI Hgl2+ KCI
Q3.Write down the formulae of the given compounds:
a. Calcium bicarbonate
b. Ammonium bisulphite
c. Magnesium nitratre
d. Calcium acetate
e. Lead IV carbonate
f. Chromium oxide
g. Potassium permanganate
h. Barium dichromate
i. Manganous chloride
j. Aluminium phosphate
k. Cupric nitrite
I. Potassium bromide
m. Sodium zincate
Q4.. Write the balanced chemical reactions for the given word equations:
a. Potassium dichromate + sulphuric acid → Potassium sulphate +Chromium sulphate + Water + Oxygen
b. Copper+ Nitric acid → Copper nitrate + Nitric Oxide + Water
c. Iron + Sulphuric acid → Ferrous sulphate + Hydrogen
d. Potassium permanganate + Hydrochloric acid → Potassium chloride + Manganese II] chloride +Chlorine + Water
e. Copper+Sulphuric acid → Copper [II] sulphate + Sulphur dioxide +Water