18. Which one of the following is generally NOT true about elements in the
2 answers:
Answer:
Statement B "Elements at the right side of the period are smaller in size" is not true.
Explanation:
Going through the rows of the elements in the period the size of the elements get continuously bigger.
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Hey there! The answer to your first question is SILICON, Nickle has 28 protons, silicon has 14, 14+14=28. Its the only element thats adds up. I dont know about the 2nd one myself.
I think this question is talking about electrons (since they flow freely in the electron cloud of an atom).
Answer:
You have a chemical reaction that is occurring
The molecular formula for magnesium sulfate hydrate is H14MgO11S
Explanation:
it reacts with acid .......
