Which of the following substitution products is not formed when methane reacts with chlorine in sunlight ?
A) chloroform
B) carbon chloride
C) methylene chloride
D) ethyl chloride
1 Answers
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1.12 litre dry chlorine gas at STP was passed over a heated metal when 5.56 g of chloride of the metal was formed. What is the equivalent weight of th
Correct Answer - 20.1
2 Answers 4 views
How many of the following compounds are possible products when chlorine is passed through hypo solution (i) S (ii) HCl (iii) `Na_(2)S` (iv) `Na_(2)SO_
Correct Answer - 3(i, ii and iv)
2 Answers 1 views
If 1,000,000 J of sunlight is provided to a food chain what is the amount of energy is present a top consumer level is food chain have four trophic le
Correct Answer - 10 J (Because only 1% of total sunlight is available to plants)
2 Answers 1 views
10. Lymph differs from blood in possessing (1) More proteins and less waste products (2) Less proteins and more waste products (3) More proteins and more waste products (4) Less proteins and less waste products
(2) Less proteins and more waste products
2 Answers 1 views
“All of us must use jute products instead of synthetic products”.
A) Yes. We must use jute products because they are ecofriendly
2 Answers 1 views
Calculate the mass of carbon dioxide and water formed on complete combustion of 24 g of methane gas.
Mass of methane consumed in reaction = 24 g Atomic mass : C = 12 u, H = 1 u, O = 16 u To find : Mass of carbon dioxide and water formed Calculation...
2 Answers 1 views
AH2 is formed when element A reacts with hydrogen. Then the number of electrons in valence shell of A are generally
Correct option is A) 2
2 Answers 3 views
The opening and closing of stomata is due to – A) Sunlight
Correct option is B) Osmosis
2 Answers 1 views
Chemical reactions which occur in presence of sunlight are called ………………. reactions. A) Thermal
C) Photo chemical
2 Answers 1 views
Which of the following can convert the absorbed (Solar energy) sunlight into chemical energy ?
C) Producers
2 Answers 1 views