Advertisements
Advertisements
प्रश्न
Which is the non-ionic compound in the compounds given below.
AgNO3 + Nacl → AgCl + NaNO3
उत्तर
Silver chloride (AgCl)
Explanation:
- Actually none of the compounds is non-ionic but relatively AgCl is less ionic than others.
- Ag having electronic configuration [Ar]d9 is more stable in covalent bonding.
- Thus, the bond in silver chloride is more of a covalent type and less of ionic type.
APPEARS IN
संबंधित प्रश्न
Give reasons for the following.
Sodium and potassium are stored in kerosene.
State one use of Silver.
Fill in the following blank with suitable word:
Brass is an alloy of copper and .........
Write ‘true’ or ‘false’ for the following statement.
Iodine acts as an antiseptic in the form of a tincture of iodine.
Statements given below are incorrect. Write the correct statements :
Zinc is used for making power transmission wires.
Write ‘True’ or ‘False’ in front of following statement.
Brass is an alloy of copper and zinc and has lustrous yellow colour.
Give the general characteristics of:
Alkali metals,
(i) bonding
(ii) action of air
(iii) action of water
(iv) action of acid
Write name.
The oxide that forms salt and water by reacting with both acid and base.
What is it made from? Why?
A pair of tongs.
What is it made from? Why?
Ornaments
Complete the following flow chart.
Compare the properties of metals and nonmetals. Give three examples for each.
Generally, metals are solid in nature. Which one of the following metals is found in a liquid state at room temperature?
Which of the following two combinations are correct?
| Metal | Gas Evolved | |
| (i) | Copper | Yes |
| (ii) | Iron | Yes |
| (iii) | Magnesium | No |
| (iv) | Zinc | Yes |
Name one metal and one non-metal that exist in liquid state at room temperature. Also name two metals having melting point less than 310 K (37°C)
Which of the following metals can displace the other two metals from their salt solutions?
| Zinc | iron | copper |
In the given figure, you find that the bulb glows when an iron nail is placed between two ends of wire. Complete the following sentences on the basis of this fact.
- ______ is a metal.
- Metals are good ______ of electricity.
A doctor prescribed a tablet to a patient suffering from iron deficiency. The tablet does not look like iron. Explain.
The metals which are found in both free state as well as combined state are ______.
