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SnO(2) is...

`SnO_(2)` is

A

Acidic

B

Alkaline

C

Amphoteric

D

Neutral

Text Solution

Verified by Experts

The correct Answer is:
C
`SnO_(2)` is amphoteric.
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Which of the following occurs as a consequence of inert pair effect ? a) SnCl_(2) acts as a reducing agent b) SnCl_(4) acts as an oxidising agent c) SnO_(2) is amphoteric d) PbO_(2) is an oxidant e) CCl_(2) is unstable but PbCl_(2) is stable

Impure tin contains SnO_(2) as one of the impurities. Name the specific method employed for converting SnO_(2) present in impure metal to tin.

Knowledge Check

  • each question constain STATEMENT-1(Assertion ) and STATEMENT - 2 (reason). examine the statement carefully and work the correct answer accoridng to the instructions given below : STATEMENT-1: When SnO_(2) is reacted with NaOH , then its sol particles are attracted towards cathode. STATEMENT-2: When SnO_(2) is reacted with NaOH, then it gives SnO_(3)^(2-) which is adsorbed by SnO_(2) , so it is negatively charged sol.

    A
    if both the statement are TRUE and STATEMENT -2 is the correct explanation of STATEMENT - 1
    B
    If both the statement are STATEMENT -2 is NOT the correct explanation of STATEMENT -1
    C
    If STATEMENT -1 is TRUE and STATEMENT is FALSE
    D
    If STATEMENT -1 is FALSE and STATEMENT -2 is TRUE

  • Consider the following statements . Roasting is carried out to : (i) convert sulphide to oxide and sulphate. (ii) to remove impurities of CuS and FeS present in the ore of tin stone (SnO_(2)) as CuSO_(4) and FeSO_(4) . (iii) melt the ore. (iv) remove arsenic and sulphur impurities. of these statements.

    A
    `(i),(ii)` and `(iii)` are correct
    B
    `(ii),(iii)` and `(iv)` are correct.
    C
    `(i),(ii)` and `(iv)` are correct.
    D
    `(i),(ii),(iii),(iv)` are correct.

  • Assertion: SnO is more reactive towards acid than SnO_(2) . Reason: Both SnO and SnO_(2) are amphoteric oxides.

    A
    If both (A) and (R) are true and (R) is the correct explanation of (A)
    B
    if both (A) and (R) are true but (R) is not correct explanation of (A)
    C
    If (A) is true but (R) is false
    D
    If (A) is false but (R) is false

    • Similar Questions

    Explore conceptually related problems

    Classify the following oxides as a. Strongly acidic b. Weakly acidic c. Neutral d. Amphoteric e. Weakly basic and f. Strongly basic i. SnO_(2) ii. SnO iii. CO iv. PbO v. MnO_(2) vi. RaO vii. N_(2)O viii. FeO ix. Ag_(2)O x. OsO_(4) xi. Al_(2)O_(3) xii. Fe_(2)O_(3) xii. CeO_(2) xiv. CO_(2) xv. MgO xvi. K_(2)O

    PbO_(2) is a stronger oxidising agent than SnO_(2) .

    PbO_(2) is a stronger oxidising agent than SnO_(2) . Or PbO_(2) can act an oxidiside agent.

    SnO_(2) forms a positively charged colloidal sol in acidie medium and a negatively charged sol in the basic medium. Why ? Explain .

    SnO_(2) forms positively charged colloidal sol in acidic medium and negatively charged colloidal sol in basic medium. Explain ?

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