Advertisements
Advertisements
प्रश्न
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Calcium silicate
Advertisements
उत्तर
Calcium silicate
Acidic radical SiO32−
Basic radical Ca2+
Chemical formula: CaSiO3
APPEARS IN
संबंधित प्रश्न
Name the following radicals :
SO42
A liquid compound X of molecular mass 18 u can be obtained from a number of natural sources. All the animals and plants need liquid X for their survival. When an electric current is passed through 200 grams of pure liquid X under suitable conditions, then 178 grams of gas Y and 22 grams of gas Z are produced. Gas Y is produced at the positive electrode whereas gas Z is obtained at the negative electrode. Moreover, gas Y supports combustion whereas gas Z burns itself causing explosions.
- Name (i) liquid X (ii) gas Y, and (iii) gas Z.
- What is the ratio of the mass of element Z to the mass of element Y in the liquid X ?
- Which law of chemical combination is illustrated by this example ?
- Name two sources of liquid X.
- State an important use of Y in our life.
An element X has a valency of 2. Write the simplest formula for bromide of the element.
What is an ion ? How is an ion formed ? Explain with the help of two examples of different ions.
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Magnesium phosphate
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Sodium zincate
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Nickel bisulphate
Name the following:
The radical containing one nitrogen and four hydrogen atoms.
State if the following element or radical is divalent?
Sulphite
State if the following element or radical is divalent?
Nitride
