The main natural source of halogens is—

এই অধ্যায়ের আরও প্রশ্ন

• C-04-Q146Group 18 elements are called—
• C-04-Q147Inert gases do not show tendency to react because—
• C-04-Q148Which of the following is NOT an inert gas?
• C-04-Q149Inert gases at normal temperature exist as—
• C-04-Q150Transition elements belong to which block of the periodic table?
• C-04-Q151Which is true of transition elements?
• C-04-Q152Transition elements typically show—
• C-04-Q153Which of the following is a transition element?
• C-04-Q154If 4 physical and 4 chemical properties are considered for 118 elements, the total number of properties is—
• C-04-Q155Knowing the common properties of each group enables us to know the properties of—