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Test Bank Ocr A-Level Chemestry Exams 2023/2024 Complete Paper A And B|100% Guaranteed Pass| Approved Exams
OCR CHEMESTRY
OCR CHEMESTRY
Answer all the questions. 1 Which statement describes electronegativity? A A measure of the reactivity of an element. B The ability of an atom to attract an electron to become a 1– ion. C The attraction of a bonded atom for the electrons in a covalent bond. D The attraction of an atom for a lone pair of electrons. Your answer [1] 2 A chlorate(VII) ion has a 1– charge. What is the formula for sodium chlorate(VII)? A NaCl O3 B NaCl O4 C NaCl O7 D NaCl O8 ...
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