Home
Class 12
CHEMISTRY
Give the correct order of initials T or ...

Give the correct order of initials T or F for following statements. Use T if statement is true and F if it is false.
(i) In Gold schmidt thermite process aluminium acts as a reducing agent.
(ii) Mg is extracted by electrolysis of aq. Solution of `MgCl_(2)`
(iii) Extraction of Pb is possible by carbon reduction method
(iv) Red Bauxite is purified by Serpeck's process

A

TTTF

B

TFFT

C

FTTT

D

TFTF

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

Give the correct order of initials T or F for following statements. Use T if statement is true and F if it is false. (i) Every mineral is an ore but every ore is not a mineral (ii) Slag is product formed during extraction of metal by combination of flux and impuritites. (iii) Highly pure metals can be obtained by zone refining. (iv) Carnallite is an ore of magnesium and sodium.

Give the correct order of initials T or F for following statements. Use T if statement is true and F if it is false. I. When lithium is burnt is oxygen, it forms superoxide LiO_(2) II. Crude common salt is hygroscopic because of impurities of CaSO_(4) and MgSO_(4) III. Solubility of CaI_(2) is more than that of CaCl_(2) IV. A suspension of hydroxide of magnesium is used as a stomach antacid.

Give the correct order of initials T or F for following statements. Use T iff statement is true and F if it is false. (i) Cu^(+) undergoes disproportionation to Cu and Cu^(2+) in aqueous solution. (ii) Hg_(2)Cl_(2) does not impart chromyl chloride test (iii) Sulphide ions react with sodium nitroprusside to form a purple coloured complex. in this reaction, oxidation state of iron changes.

Give the correct order of initials T or F for following statements. Use T if statements is true and F if if false. (I) Number of S-S bond in H_(2)S_(n)O_(6) are (n+1) (II) When F_(2) reacts with water gives HF,O_(2) and O_(3) (III) LiNO_(3) and BaCl_(2) compounds are used in the fire works (IV) Be and Mg hydrides are ionic and polymeric

Give the correct order of initials T or F for following statements. Use T if statements is true and F if if false. (I) Number of S-S bond in H_(2)S_(n)O_(6) are (n+1) (II) When F_(2) reacts with water gives HF,O_(2) and O_(3) (III) LiNO_(3) and BaCl_(2) compounds are used in the fire works (IV) Be and Mg hydrides are ionic and polymeric

Give the correct order of initials T of F for following statements. Use T if statements is true and F if it is false. I) Sulphide reacts with Na_(2)[Fe(CN)_(5)(NO)] to form a purple coloured compound Na_(4)[Fe(CN)_(5)(NOS)] . In the reaction, the oxidation state of iron changes. II) Pt(IV) compounds are relatively more stable than Ni(IV) compounds III) The welding of magnesium can be done in the atmosphere of Helium. IV) LiAlH_(4) on hydrolysis will give H_(2)

Give the correct of initials T or F for following statements. Use T if statements is true and F if it is false. (I) Co(III) is stabilised in presence of weak field ligands, while Co(II) is stabilised in presence of strong field ligand. ((II) Four coordinated complexes of Pd(II) and Pt(II) are diamagnetic and square planar. (III) [Ni(CN)_(4)]^(4-) ion and [Ni(CO)_(4)] are diamagnetic tetrahedral and square planar respectively. (IV) Ni^(2+) ion does not form inner orbital octahedral complexes

Give the correct order of initials T or F for following statements. Use T if statement is true and F if it is falese : (I) The order of repulsion between different pair of electron is I_(p)-I_(p)gtI_(p)-b_(p)gtb_(p)-b_(p) (II) In general, as the number o flone pair of electron on central atom increases, value of bond angle from normal bond angle also increases (III) The number of lone pair on O in H_(2)O is 2 while on N in NH_(3) is 1 (IV) The structures of xenon fluorides and xenon oxyfluorides could not be explained on the basis of VSEPR theory

Give the correct order of initials T or F for following statements. Use T if statement is true and F if it is falese : (I) The order of repulsion between different pair of electron is I_(p)-I_(p)gtI_(p)-b_(p)gtb_(p)-b_(p) (II) In general, as the number o flone pair of electron on central atom increases, value of bond angle from normal bond angle also increases (III) The number of lone pair on O in H_(2)O is 2 while on N in NH_(3) is 1 (IV) The structures of xenon fluorides and xenon oxyfluorides could not be explained on the basis of VSEPR theory

Given the correct order of initials T or F for following statements. Use T if statements is true and F it it is false: (I) (CH_(3))_(2)P(CF_(3))_(3) is non-palar and (CH_(3))_(3)P(CF_(3))_(2) is polar molecule (II) CH_(3)hat(P)CH_(3) bond angle are equal in (CH_(3))_(3)P(CF_(3))_(2) molecule (III) PF_(3) will be more soluble in polar solvent than SiF_(4)