Arnold K H Tan's answer to Rosie's Secondary 4 E Maths Singapore question.

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Arnold K H Tan
Arnold K H Tan's answer
2155 answers (A Helpful Person)
1st
Recall, the more reactive the metal, the more stable the compound formed. The reverse is true with metals that have low reactivity, such as gold and silver.

Author of several O-level Science guide books (my profile pic). My forte is tutoring O-level sciences (Chemistry, Physics, Biology). Telegram Messenger: @ChillXsg Note that only my tuition students have the privilege to direct message questions, to clarify.