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Chemistry 1CH0 · Edexcel (Pearson) GCSE
Chemical Formulae
3 past-paper questions on Chemical Formulae · examined 2018–2018.
20183 questions
1CH0/1 · M/J · Q1(a)(ii) [1]Sign up to mark my answer →
Give the formula for the molecule of ammonia.
1CH0/1 · M/J · Q1(c)(ii) [1]Sign up to mark my answer →
An ammonium ion has the formula NH 4 + . A nitrate ion has the formula NO 3 – . Which of the following is the formula for ammonium nitrate? A (NH) 4 NO 3 B (NH 4 NO) 3 C NH 4 NO 3 D (NHNO) 12
1CH0/1 · M/J · Q4(a) [1]Sign up to mark my answer →
The molecular formula of butene is C 4 H 8 . Which of the following is the empirical formula of butene? A CH B CH 2 C C 4 H 8 D (CH 2 ) 4
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