Among $Mg , Cu , Fe , Zn$ the metal that does not produce hydrogen gas in reaction with hydrochloric acid is
- [KVPY 2015]
- A$Cu$
- B$Zn$
- C$Mg$
- D$Fe$
Similar Questions
The $CORRECT$ ionisation energy order is
The $CORRECT$ ionisation energy order is
Spin only magnetic moment of $\left[ MnBr _{6}\right]^{4-}$ is $.....\,B.M.$ (round off to the closest integer)
Spin only magnetic moment of $\left[ MnBr _{6}\right]^{4-}$ is $.....\,B.M.$ (round off to the closest integer)
- [JEE MAIN 2022]
Ferrous sulphate on heating gives
Ferrous sulphate on heating gives
Which of the following compounds is not colored yellow ?
Which of the following compounds is not colored yellow ?
- [JEE MAIN 2015]
Which of the following statements are correct?
$(A)$ The $M ^{3+} / M ^{2+}$ reduction potential for iron is greater than manganese
$(B)$ The higher oxidation states of first row $d$ block elements get stabilized by oxide ion.
$(C)$ Aqueous solution of $Cr ^{2+}$ can liberate hydrogen from dilute acid.
$(D)$ Magnetic moment of $V ^{2+}$ is observed between $4.4-5.2\,BM$
Choose the correct answer from the options given below:
Which of the following statements are correct?
$(A)$ The $M ^{3+} / M ^{2+}$ reduction potential for iron is greater than manganese
$(B)$ The higher oxidation states of first row $d$ block elements get stabilized by oxide ion.
$(C)$ Aqueous solution of $Cr ^{2+}$ can liberate hydrogen from dilute acid.
$(D)$ Magnetic moment of $V ^{2+}$ is observed between $4.4-5.2\,BM$
Choose the correct answer from the options given below:
- [JEE MAIN 2023]