Advertisements
Advertisements
प्रश्न
______ group contains the member of the halogen family.
विकल्प
17th
15th
18th
16th
Advertisements
उत्तर
17th group contains the member of the halogen family.
APPEARS IN
संबंधित प्रश्न
As element X has mass number 40 and contains 21 neutrons in its atom. To which group of the periodic table does it belong?
An element A has an atomic number of 6. Another element B has 17 electrons in its one neutral atom.
(a) In which groups of the periodic table would you expect to find these elements?
(b) what type of bond is formed between A and B?
(c) Suggest a formula of the compound formed between A and B.
The non-metal A is an important constituent of our food and most of the fuels around us. A forms two oxides B and C. The oxide B is poisonous whereas oxide C causes global warming.
(a) Identify A, B and C.
(b) To which group of periodic table does A belong?
(c) Name another element which is placed in the same group as A.
The number of periods and groups in the periodic table are ______
Which of the following is a transition element?
Which type of elements are poor conductors of heat and electricity?
Arrange the following elements in the order of their decreasing metallic character
Na, Si, Cl, Mg, Al
Relate the names of the following scientists with the statements given below.
Arranged elements into groups containing three elements each.
Complete the following triads by inserting the missing elements.
Li, ______, K
How are elements grouped into various families in the periodic table?
