In the Periodic Table, 3B refers to the group of elements in the boron group, which includes boron (B), aluminum (Al), gallium (Ga), indium (In), and thallium (Tl). The designation 2B, now commonly referred to as group 12, includes elements such as zinc (Zn), cadmium (Cd), and Mercury (Hg). These groups are part of the p-block and d-block elements, respectively, with distinct chemical properties and behaviors.
They are called groups. The classic form indicates the 18 groups as 1A, 2A, 3B, 4B, 5B, 6B, 7B, three columns as 8B, 1B, 2B, 3A, 4A, 5A, 6A, 7A, and 8A (or 0). The IUPAC renumbered the groups as simply 1 to 18 in 1990. (see related link)
you can write billion for short like 1b,2b,3b...and so on
The shades of graphite pencil from lightest to darkest are typically categorized as 9H (lightest), 8H, 7H, 6H, 5H, 4H, 3H, 2H, H, F, HB, B, 2B, 3B, 4B, 5B, 6B, 7B, 8B, 9B (darkest). The 'H' pencils are harder and lighter, while the 'B' pencils are softer and darker.
The 3b sublevel refers to the third energy level (n=3) and contains the d orbitals. There are five d orbitals, which are designated as (d_{xy}), (d_{xz}), (d_{yz}), (d_{x^2-y^2}), and (d_{z^2}). Therefore, within the 3b sublevel, there are five different d orbitals.
It is a solid at that temp.
-2b + 7 -3b = 2 -2b +7 -3b +2b = 2 + 2b 7 -3b + 3b = 2 + 2b +3b 7-2 = 2-2 + 2b + 3b 5 = 5b 1 = b
6b^2 - 3b / 3b 6b^2 - 1 or ( 6b^2 - 3b) / 3b = 2b - 1 Or (6b^2 - 3b ) / 3b = 3b(2b - ) / 3b = 2b - 1
2a+2b+3a+3b+a+b= 6a+6b 2a+3a+a=6a 2b+3b+b=6b
8b + 11 - 3b = 2b + 2 5b + 11 = 2b + 2 5b - 2b = 2 - 11 3b = -9 b = -3
2B means they hit a double 3B means they hit a triple
The equation (b2 - 2b) + (3b - 6) = b2 + b - 6
3b/4.5 = 2b/3
5b + 11 - 2b = 3b + 11
2,3,2a,3a,3b,2b,3b^2,2b^2
If b = 5 then 15-10 = 5
3a - 2b
Amazing! Exactly the same question was posted here on WikiAnswerslast September 23. What an incredible coincidence!8b + 11 - 3b = 2b + 2That 8b on the left side can be combined with the -3b to make 5b .5b + 11 = 2b + 2Subtract 2b from each side:3b + 11 = 2Subtract 11 from each side:3b = -9Divide each side by 3:b = -3(That's the same answer they got last September.)