PLEASE ANSWERS: Two oxides of sulphur A and B were analysed, and the result obtained...
PLEASE ANSWERS: Two oxides of sulphur A and B were analysed, and the result obtained...
PLEASE ANSWERS: Two oxides of sulphur A and B were analysed, and the result obtained showed that in oxide A, 3.50g of sulphur combined with 6.00g of oxygen and in oxide B, 2.80g of sulphur combined with 2.80g of oxygen. Show that these results illustrate the law of multiple proportions. Write their formular.
• A. Define valency.
B. If the valencies of two elements X and Y are 2 and 3 respectively, write down the formula of their combination.
C. What is the valency of copper in copper (II) oxide?
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