Answer:
Group 1 ( The Leftmost)
More Information :
The alkali metals are six chemical elements in Group 1, the leftmost column in the periodic table.
They are :
- lithium (Li)
- sodium (Na)
- potassium (K)
- rubidium (Rb)
- cesium (Cs)
- francium (Fr).
The best and most correct answer among the choices provided by the question is the second choice , b. sodium hydroxide .
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<span>London dispersion forces
is the weakest intermolecular force. It is a temporary force that happens when
electrons of two adjacent atoms occupy positions that make atoms form dipoles
which are temporary dipoles. This is also referred as dipole-dipole attraction.</span>
The fixed reference points on the Celsius thermometer is 0 and 100.