Answer:
Potassium
Explanation:
From the given riddle. Potassium is the right answer. This because on the periodic table, potassium has the smallest atomic number of any element in its period with the electronic configuration 1s2 2s2 2p6 3s2 3p6 4s1, it has the largest atomic radius within its group because the radius has no d-electron shell filled. Potassium is a soft metal but contains high reactivity.
Answer:
Main group elements, the transition metals, the lanthanides, and the actinides.
Explanation:
Answer:
sulfuric acid
Explanation:
a strong acid that soluble in water.
Answer:
The answer would be 0.198 liters.
Explanation:
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