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(c) basic
(c) hissing sound
(d) an oxidation reaction which is exothermic
(c) N₂
(c) (i), (ii) and (iv)
To Protect tooth decay we are advised to brush our teeth regularly. The nature of tooth paste used is-
(c) basic
(c) basic
See lessA student took solid quick lime in a china dish and added a small amount of water to it. He would hear
(c) hissing sound
(c) hissing sound
See lessThe process of respiration is
(d) an oxidation reaction which is exothermic
(d) an oxidation reaction which is exothermic
See lessIn order to prevent the spoilage of potato chips, they are packed in plastic bags containing the gas
(c) N₂
(c) N₂
See lessWhich the following statements about the given reaction are correct: 3Fe(s) + 4H₂O (g) → Fe₂O (s) + 4H (g) (i) Iron metal is getting oxidized (ii) Water is getting reduced (iii) Water is acting as reducing agent (iv) Water is acting as oxidizine agent.
(c) (i), (ii) and (iv)
(c) (i), (ii) and (iv)
See less