[D] All of these Our body needs more energy when we do exercise. We get energy from the oxidation process of food. Due to exercise the body is able to get rid of excess carbon dioxide (CO₂).
[D] All of these
Our body needs more energy when we do exercise. We get energy from the oxidation process of food. Due to exercise the body is able to get rid of excess carbon dioxide (CO₂).
There are 5 metals given: Zn, Sn, Ag, Na, Ca. Arrange the given metals from least reactive to most reactive:
[C] Ag < Sn < Zn < Ca < Na The metals from least reactive to most reactive is: Ag<Sn<Zn<Ca<Na.
[C] Ag < Sn < Zn < Ca < Na
See lessThe metals from least reactive to most reactive is: Ag<Sn<Zn<Ca<Na.
Sana found an element “X”, which reacts with oxygen and forms oxides of “X” which turns red litmus solution blue. The element “X” is:
[B] Metal
[B] Metal
See lessWhich of these equations is / are not balanced?
[B] (iv) Only The balanced equation is: Mg + 2H₂0 → Mg(OH)₂ + H₂
[B] (iv) Only
See lessThe balanced equation is: Mg + 2H₂0 → Mg(OH)₂ + H₂
Chlorine gas reacts with _____________ to form bleaching powder.
[A] dry Ca(OH)₂
[A] dry Ca(OH)₂
See lessWhich of the following take place after we exercise?
[D] All of these Our body needs more energy when we do exercise. We get energy from the oxidation process of food. Due to exercise the body is able to get rid of excess carbon dioxide (CO₂).
[D] All of these
See lessOur body needs more energy when we do exercise. We get energy from the oxidation process of food. Due to exercise the body is able to get rid of excess carbon dioxide (CO₂).