Why does fluorine combine with other halogen to form maximum number of fluorides.

Chlorine and fluorine combine to form inter hallogen compounds, the halide ion will be of chlorine or fluorine

The number of students of Std. 6 and Std. 7 who went to visit the Tadoba Tiger Project at Chandrapur was 140 and 196 respectively. The students of each class are to be divided Into groups of the same number of student. Each group can have a paid guide. What is the maximum number of students there can be in each group ? Why do you think each group should have the maximum possible number of students ?

Which of the first transition series elements shows the maximum number of oxidation states and why? Which elements in the 4d and 5d series will show maxium number of oxidation.

Which halogen (X) has maximum number of other halogen (X') attached.

A small firm manufactures necklaces & bracelets . The combined number of necklaces and bracelets that it can handle per day is at most 24 . A bracelet takes 1 hour to make and a necklace takes half an hour . The maximum number of hours available per day is 16 . If the profit on a bracelet is Rs 300 and the profit on a necklace is Rs 100 , then form LPP to maximize the profit.

A body of mass 1 kg is tied to a string and revolved in a horizontal circle of radius 1 m. Calculate the maximum number of revolutions per minute, so that the string does not break, Breaking tension of the string is 9.86 N.

In the following table, six elements A, B, C, D, E and F (here letters are not the usual symbols of the elements) of the modern periodic table with their atomic numbers are given. If B combines with F, what would be the formula of the compound formed?

In the following table, seven elements P,Q,R,S,T,U and V (here letters are not the usual symbol of the elements)of the modern periodic table with their atomic numbers are given If Q combines with U, what would be the formula of the compound formed? If Q and U are replaced by their respective metals what will be the formula of the compound formed.

An increase in the intensity of incident light does not change the maximum velocity of the emitted photo electrons.Why ?