HEL FAS
Choose two elements: Choose the elements with the largest atomic
radius and the small...
Chemistry, 25.02.2021 06:20 payshencec21
HEL FAS
Choose two elements: Choose the elements with the largest atomic
radius and the smallest atomic radius:
1.Largest (K) and smallest (Br)
2.Largest (Cu) and smallest (Ni)
3.Largest( Ni) smallest (Br)
Answers: 2
Chemistry, 22.06.2019 22:30
Rank the four gases (air, exhaled air, gas produced from from decomposition of h2o2, gas from decomposition of nahco3) in order of increasing concentration of co2
Answers: 1
Chemistry, 22.06.2019 23:30
If it is an isoelectronic series select true, if not select false. o2-, s2-, se2-, te2- na+, k+, rb+, cs+ n3-, p3-, as3-, sb3- ag, cd+, sn3+, sb4+ f-, cl-, br-, i- f-, ne, na+, mg2+ s2-, s, s6+
Answers: 1
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