Questions by Gravstar

Questions by Gravstar

In a molecule of calcium sulfide, calcium has two valence electron bonds, and a sulfur atom has six valence electrons. How many lone pairs of electrons are present in the Lewis structure of calcium sulfide?

asked Feb 19, 2018

1 answer

4 votes

77.7k views

If a user performs a query that restricts the rows returned based upon a specified date, the date must be enclosed in ____.

asked Jan 18, 2018

1 answer

0 votes

107k views

For what group was the colony of Pennsylvania founded

asked Sep 4, 2017

1 answer

5 votes

41.3k views

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