1
TG EAPCET 2024 (Online) 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
Identify the compound which gives $\mathrm{CO}_2$ more readily on heating?
A
$\mathrm{CaCO}_3$
B
$\mathrm{NaHCO}_3$
C
$\mathrm{Na}_2 \mathrm{CO}_3$
D
$\mathrm{Li}_2 \mathrm{CO}_3$
2
TG EAPCET 2024 (Online) 9th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
What is the correct stability order of $\mathrm{KO}_2, \mathrm{RbO}_2, \mathrm{CsO}_2$ ?
A
$\mathrm{KO}_2<\mathrm{CsO}_2<\mathrm{RbO}_2$
B
$\mathrm{CsO}_2<\mathrm{KO}_2<\mathrm{RbO}_2$
C
$\mathrm{CsO}_2<\mathrm{RbO}_2<\mathrm{KO}_2$
D
$\mathrm{KO}_2<\mathrm{RbO}_2<\mathrm{CsO}_2$
3
TG EAPCET 2024 (Online) 9th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Assertion (A) $\mathrm{MgO}, \mathrm{CaO}, \mathrm{SrO}$ and BaO are insoluble in water.

Reason ( R ) In aqueous medium the basic strength of $\mathrm{MgO}, \mathrm{CaO}, \mathrm{SrO}$ and BaO increases with increase in the atomic number of metal.

The correct option among the following is

A
Both $(A)$ and $(R)$ are correct and $(R)$ is the correct explanation of (A).
B
Both (A) and (R) are correct but ( R ) is not the correct explanation of (A).
C
(A) is correct but ( $R$ ) is not correct.
D
(A) is not correct but (R) is correct.
4
TS EAMCET 2023 (Online) 12th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following set of metals have strong tendency to form super oxides?

A
$\mathrm{Li}, \mathrm{Na}, \mathrm{Be}$
B
$\mathrm{Be}, \mathrm{Mg}, \mathrm{Ca}$
C
$\mathrm{K}, \mathrm{Rb}, \mathrm{Cs}$
D
$\mathrm{Li}, \mathrm{Be}, \mathrm{Mg}$
TS EAMCET Subjects
EXAM MAP