Question 9
Question 9 of 40
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Periodic Table
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No letter options?
Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.
A 1, 2 and 3 are correct
B 1 and 2 only are correct
C 2 and 3 only are correct
D 1 only is correct
Topics Tested
2. Atoms, elements and co...
2.5. Simple molecules and covalent...

Describe the formation of covalent bonds in simple molecules, including \( H_2 \), \( Cl_2 \), \( H_2O \), \( CH_4 \), \( NH_3 \), \( HCl \), \( CH_3OH \), \( C_2H_4 \), \( O_2 \), \( CO_2 \) and \( N_2 \). Use dot-and-cross diagrams to show the electronic configurations in these and similar molecules

2. Atoms, elements and co...
2.4. Ion and ionic bonds

Describe the formation of ionic bonds between ions of metallic and non-metallic elements, including the use of dot-and-cross diagrams

11. Organic chemistry
11.5. Alkenes

State that the bonding in alkenes includes a double carbon–carbon covalent bond and that alkenes are unsaturated hydrocarbons