for how long must a current of 0.5A (Ampere) need to pass through a solution of nickel chloride to deposit 0.2 g of nickel (NI=51 Faraday's constant=96500C mol¯¹​

Complete the table for ion charge based upon their losing or gaining electrons in the outer shell. (use the periodic table as necessary.) group most likely ionic charge # of valence electrons i +1 ii +2 iii +3 iv +4 or -4 v -3 vi -2 vii -1 viii 0

Which diagram shows the correct way to represent an ionic compound of magnesium oxide?

Select the word from the list that best fits the definition the nuclear family into which a person is born or adopted.