The periodic table of elements (often known simply as the periodic table) has been helping scientists with their work for a little over 150 years. The handy visual reference guide organizes known ...

Chlorine, bromine and iodine are the three common Group 7 elements. Group 7 elements form salts when they react with metals. The term ‘halogen’ means ‘salt former’.

The Joint Entrance Examination (Main) or JEE Main is the engineering competitive exam attempted by 12th pass students who had ...

Table tennis is derived from lawn tennis and was initially played as after-dinner entertainment among upper-class English families who would use whatever they could find as equipment. At the time, ...

Jan. 15, 2025 — For decades there has been near constant progress in reducing the size, and increasing the performance, of the circuits that power computers and smartphones. But Moore's Law is ...

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In fact, we’ve got a full guide to the different types of headlight bulbs available. The H7 bulb was introduced as an improvement on the H4 bulb. The “H” refers to halogen. These bulbs contain a ...