1
TS EAMCET 2020 (Online) 14th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Trans uranium elements are

A

elements before uranium

B

inter transition elements

C

elements after uranium

D

actinoid elements

2
TS EAMCET 2020 (Online) 14th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following is a diamagnetic ion?

A

$\mathrm{Co}^{2+}$

B

$\mathrm{Cu}^{2+}$

C

$\mathrm{Mn}^{2+}$

D

$\mathrm{Sc}^{3+}$

3
TS EAMCET 2020 (Online) 11th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following ions will exhibit colour in aqueous solution?

A

$\mathrm{La}^{+3}(Z=57)$

B

$\mathrm{Ti}^{3+}(\mathrm{Z}=22)$

C

$\mathrm{Lu}^{3+}(Z=71)$

D

$\mathrm{Sc}^{3+}(Z=21)$

4
TS EAMCET 2020 (Online) 11th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the oxidation state of Cr , when the pH of the aqueous solution of potassium dichromate changes from acidic to basic?

A

+5

B

+4

C

+6

D

+3

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