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प्रश्न
Answer the following.
Write the order of the thermal stability of the hydrides of group 16 elements.
उत्तर
The decreasing order of thermal stability: H2O > H2S > H2Se > H2Te
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संबंधित प्रश्न
Select appropriate answers for the following.
Stability of interhalogen compounds follows the order _______.
Select appropriate answers for the following.
Chlorine reacts with excess of fluorine to form _______.
In interhalogen compounds, which of the following halogens is never the central atom?
Select appropriate answers for the following.
Which of the following has one lone pair of electrons?
Select appropriate answers for the following.
Among the known interhalogen compounds, the maximum number of atoms is _______.
Answer the following.
What is the oxidation state of Te in TeO3?
Answer the following.
Give two uses of ClO2.
Complete the following.
BrCl + H2O → _______ + HCl
Complete the following.
H2C = CH2 + ICl → _______
Complete the following.
\[\ce{XeOF4 + H2O -> \underline{}\underline{}\underline{}\underline{} + HF}\]
Describe the manufacturing of H2SO4 by the contact process.
Write the order of ionic character of halides with monovalent metal (M).
The halide that undergoes sp3d hybridisation is ____________.
Identify the properties of group 17 elements that show decreasing trend down the group.
i. Atomic radius
ii. Ionisation enthalpy
iii. Electronegativity
Which of the following halogens has the least affinity towards hydrogen?
Which of the following is INCORRECT with respect to given reaction?
\[\ce{C6H12O6 + 6O2 -> 6CO2 + 6H2O}\]
Which of the following statements are TRUE?
The oxidation state of halogen atom in perhalic acid and hypohalous acid are respectively ____________.
Which of the following oxyacid of chlorine is thermally least stable?
What is the oxidation state of sulphur in oil of vitriol?
The most stable +2 oxidation state is exhibited by ______.
Among the trihalides of nitrogen which one is the most basic?
Consider the following reaction.
I. \[\ce{Na2B4O7 ->[760° C] {...A...} + B2O3}\]
II. \[\ce{Si + KOH + H2O ->{...B...} + H2\uparrow}\]
III. \[\ce{P2O5 + HNO3 -> HPO3 + {...C...}}\]
IV. \[\ce{NH3 + Cl2(excess) -> {...D...} + HCl}\]
Identify the missing products of the given reactions.
Give two reactions showing oxidising property of concentrated H2SO4. Write the structures of HClO3 and HClO4.
What are the allotropes of oxygen?
What is the action of hydrochloric acid on the following?
NH3
What is the action of hydrochloric acid on the following?
Na2CO3
Arrange the following in the increasing order of the property mentioned:
\[\ce{HOCl}\], \[\ce{HClO2}\], \[\ce{HClO3}\], \[\ce{HClO4}\] (acidic strength)
