Question

32. Assertion: Sodium is kept immersed in kerosene oil. A Reason: Sodium is very reactive metal.

33. Assertion : Sodium hydroxide reacts with zinc to produce hydrogen gas. Reason: Acids reacts with active metals to produce hydrogen gas. 34. Assertion: The nature of the image formed by a concave mirror is real and inverted. Reason: The image formed by a concave mirror depends on the position of the object at infinity.

35. Which of the following statements is correct regarding the propagation of light of different colours of white light in air? (A) Red light moves fastest (B) Blue light moves faster than green light (C) All the colours of the white light move with the same speed (D) Yellow light moves with the mean speed as that of the red and the violet light

pls answer all three​

Answer 1

Answer:

32 BOTH ARE CORRECT AND REASON IS THE CORRECT EXPLANATION OF ASSERTION

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Answer 2

Answer:

32= A , 33=C.

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