Impossible CHEMISTRY Quiz I made for ONLY GENIUSES ( if you get all these right you are a GOAT )

How many electrons does silver have to give up in order to achieve a sido noble gas electron configuration?

In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?