Question

Please help me with this sum​

Answer 1

153, 155, 93, 31, 78, 125, 150, 87, 157, 118, 67

Answer 2

Explanation:

n;

Convection; Radiation; Insulation.

PLTS/Gatsby:

Effective participants;

Independent Enquirers.

Compare group 1, 7 and 8 elements.

The BIG question

is… What is the trend in reactivity in the alkali metals, halogens and noble gases

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