NO2 is the anhydride of

(1) HNO3

(2) HNO2

(3) HNO3+HNO2

(4) None of these

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When PCl3 is hydrolysed then oxyacid of phosphrous is obtained.The basicity of oxyacid is

(1)one

(2)two

(3)three

(4)four

 

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Which set of oxide of nitrogen is paramagnetic in nature?

(1) NO, N2O

(2) NO2, NO, N2O

(3) NO,NO2

(4) N2O,NO2

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S-S bond is present in

(1)H2S2O7

(2)H2SO5

(3)H2S2O8

(4)H2S2O6

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Which is incorrectly given according to the order indicated?

(1)F2>Cl2>Br2>I (Oxidizing power)

(2)HI>HBr>HCl>HF (Acidic Strength)

(3)F2>Cl2>Br2>I2 (Bond Energy)

(4) HF>HI>HBr>HCl (Boiling point)

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Bleaching action of SO2 is due to its

(1) acidic property

(2) basic property

(3) reducing property

(4) oxidising property

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The correct order of acidic strength of oxyacid of phosphorous is

(1) H3PO2> H3PO3>H3PO4

(2) H3PO4> H3PO3>H3PO2

(3) H3PO3>H3PO2>H3PO4

(4) H3PO2>H3PO4> H3PO3>

 

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Which is not hydrolysed with water?

(1) PCl3

(2) NF3

(3) NCl3

(4) BCl3

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The following solid exists in the form of ions:-

(1) BI3

(2) BCl3

(3) BF3

(4) CaBO2

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Which of the following is not hydrolysed?

(1) CCl4

(2) SiCl4

(3) GeCl4

(4) SnCl4

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