Chemistry - Complete s-block Question with Solution | TestHub

ChemistryComplete s-blocks-block IIAEasy2 minPYQ_2020
ChemistryEasysingle choice

Select the correct order for the given properties–
(I) Thermal Stability:BaSO4>SrSO4>CaSO4>MgSO4
(II) Basic Nature:ZnO>BeO>MgO>CaO
(III) Solubility in water:LiOH>NaOH>KOH>RbOH
(IV) Melting point:NaCl>KCl>RbCl>LiCl

Options:

Answer:
A
Solution:

Basic nature=CaO>MgO>BeO>ZnO
Solubility order=LiOH<NaOH<KOH<RbOH
Melting point orderNaCl>KCl>RbCl>LiCl

Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:Complete s-blockSubtopic:s-block IIA
⏱ 2mℹ️ Source: PYQ_2020

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