Which statements about transition elements are correct? 1 They have a low density. 2 They form ions with variable oxidation numbers. 3 They have a high melting point. 4 They form only colourless compounds.

1 and 2

1 and 4

2 and 3

3 and 4

Chemistry

IGCSE&ALevel

CAIE

Exam No：0620_s24_qp_22 Year：2024 Question No：22

Answer:

8.5.1. Describe the Group VIII noble gases as unreactive, monatomic gases and explain this in terms of electronic configuration

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