Question

1.the shape of s-orbital is__

a) spherical. b) du.mbbell. c) double du.mbbell d)none


2._____lens is used for correction of long sightedness

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Answer 1

1.a) spherical

2. Convex

Step-by-step explanation:

The shape of s-orbital is spherical.

2. CONVEX lens is used for correction of long sightedness.