AQA AS Jun 2016 Paper 1 Q1

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Section A Answer all questions in this section. This question is about electron configuration. . 1 Give the full electron configuration of an Al atom and of a Cr3+ ion.[2 marks] Al atom Cr3+ ion 0 1 0 1 0 1 configuration as krypton. . 2 Deduce the formula of the ion that has a charge of 2+ with the same electron [1 mark] have the same electron configuration as argon. . 3 Deduce the formula of the compound that contains 2+ ions and 3 ions that both [1 mark] *02* M/JUN16/7404/1<br /> *03* Turn over for the next questionDO NOT WRITE ON THIS PAGE ANSWER IN THE SPACES PROVIDED Turn overM/Jun16/7404/1<br />

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