Question

Which properties cause chemical reactions
A chemical properties
B physical properties
C. Chemical and physical properties
D neither chemical and physical properties

Answer 1

HEYA !!
ANSWER - :
✔ ✔ Option (C) Chemical and physical properties Is the correct one.

Chemical and physical properties cause chemical reactions.

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Answer 2

$<b><i>$hii !!

Your answer !!

Both physical and chemical properties cause chemical reactions

Some of the characteristics :-

Formation of precipitate :- some chemical reactions are accompanied by the formation of precipitate a precipitate is a solid substance formed on mixing two solutions

Evolution of a gas :- some chemical reactions are accompanied by the evolution of a gas for example in the reaction between zinc and hydrochloric acid hydrogen gas is evolved

Change in colour :- some chemical reactions are accompanied by change in colour for example of Chris Brown in colour various iron is great black in colour

Change in state :- some chemical reactions are accompanied by the Indian state for example solidworks burn to form water vapour and carbon dioxide

Change in temperature :- some chemical reactions are accompanied by change in temperature that is rise or fall in temperature .