An element having the atomic number 17 will resemble whic...
An element having the atomic number 17 will resemble which of the following elements having atomic number as given below?
33
35
18
19
Correct answer is B
The Group 7 elements are called the halogens. They are placed in the vertical column, second from the right, in the periodic table .
Chlorine (17), bromine(35) and iodine(53) are the first three of the Group 7 elements.
What is the chemical symbol for Platinum? ...
1.1 g of CaCI2 dissolved in 50 cm3 of water caused a rise in temperature of 3.4°C. The heat of r...
Which of the following changes is characteristic of an alpha-particle emission? ...
Petrol can be obtained from diesel by ...
The formula of mercury (l) dioxonitrate (III) is ...
A substance is said to be hygroscopic when it ...
The oxidation state(s) of nitrogen in ammonium nitrite is/are ...
The maximum number of electrons in the L shell of an atom is? ...