Question

The valency of which of the element is zero?




a) Lead


b) Bromine


c) Helium


d) Nitrogen ​

Answer 1

Answer:

BROMINE

Explanation:

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Answer 2

The Tropic of Cancer, which occurs at the latitude approximately 23°27′ N of the terrestrial Equator, corresponds to the northernmost declination of the Sun's ecliptic to the celestial equator. ... Encyclopædia Britannica, Inc. Earth's orbit around the Sun. Earth's orbit around the Sun.