Transcription of National 4XDOLÛFDWLRQV 2017 X713/75/02 Chemistry …
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National 4XDOLÛFDWLRQV 2017 X713/75/02 Chemistry …
N5. X713/75/02 . National Quali cations 2017. Chemistry Section 1 Questions MONDAY, 8 MAY. 1:00 PM 3:00 PM. Instructions for the completion of Section 1 are given on Page 02 of your question and answer booklet X713/75/01. Record your answers on the answer grid on Page 03 of your question and answer booklet. You may refer to the Chemistry Data Booklet for National 5. Before leaving the examination room you must give your question and answer booklet to the Invigilator; if you do not, you may lose all the marks for this paper.. *X7137502*. A/PB. SECTION 1. 1. In a reaction, the mass lost in 30 seconds was 2 g. What is the average rate of reaction, in g s 1, over this time?
A compound burns in air. The only products of the reaction are carbon dioxide, sulfur dioxide and water. The compound must contain A carbon and sulfur only B carbon and hydrogen only C carbon, hydrogen and sulfur D carbon, hydrogen, sulfur and oxygen. 13. Vinegar is a solution of A ethanol B methanol C ethanoic acid D methanoic acid.
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