Apr 4, 2016. The benzyl carbon is the carbon immediately proximate to a phenyl ring. Given this definition, #C_6H_5CH_2Br# is benzyl bromide; #C_6H_5CH_2OH# is benzyl alchohol, #C_6H_5CH_2NH_2# is benzylamine. Benzylic substitution can offer some enhancement to stability and reactivity.
Numeric keypad. A numeric keypad, number pad, numpad, or ten key, is the palm-sized, 17-key section of a standard computer keyboard, usually on the far right.It provides calculator-style efficiency for entering numbers.he arrangement of digits on numeric keypads with the 7-8-9 keys two rows above the 1-2-3 keys is derived from calculators and cash registers. It is notably different from the layout of telephone Touch-Tone keypads which have the 1-2-3 keys on top and 7-8-9 keys on the third row.
Num lock means number lock ... and it is used for converting number pad at the keyboard from entering numbers to entering mouse coordinates .....good luck.est Answer: Num Lock is the button you use if you want to use the number keys at the side of your keyboard. Press it once t activate them and once again to knock it off.