Question

Question 1. Choose the correct answer


1. If some acid is added to an aqueous solution, its pH will


a. increase b. decrease c. remains the same d. first increase and then decrease


2. An acid is called as strong acid if it


a. ionises almost completely b. reacts only on heating

c. reacts even at room temperature d. none of these


3. IUPAC name of the Ethyl bromide is


a. Bromo ethane b. Bromo methane c. Bromo ethylene d. none


4. In excess of air, Methane gives _____.


a. Carbon dioxide and water b. Carbon monoxide and water

c. Carbon dioxide and hydrogen d. Carbon monoxide and hydrogen


5. The process of preparation of Chloro ethane from ethene is known as


a. Halogenation b. Chlorination c. Bromination d. (a) and (b)


6. Structural formula of 1-Butyne is


a. CH3-CH2-C≡CH b. CH3-CH≡C-CH3 c. CH3-CH=CH-CH3 d. None​

Answer 1

Answer:

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