Examlex
Explain why the trend in electron affinity increases in general as you move from left to right across a period (row) of the periodic table.
#define SQUARE(x)
An example of a macro definition in C/C++ that calculates the square of a given number x using a preprocessor directive.
Macro Definition
A preprocessor directive in programming that defines a piece of code that can be reused throughout the program with a single identifier.
Backslash Character
A character (\) used as an escape character in strings and to specify file paths in some operating systems.
Macro
A macro in programming refers to a set of instructions that are represented as a single instruction to be expanded by a preprocessor before compilation.
Q2: When a chemical equation is balanced, it
Q25: Indicate the type of hybrid orbitals used
Q29: For all atoms of the same element,
Q31: How many electrons are there in the
Q74: Which of the following equations is not
Q86: Which chemical equation describes a combustion reaction?<br>A)
Q89: _ is the energy released when a
Q106: According to the VSEPR model, the predicted
Q108: Electrons in an orbital with l =
Q118: How many moles of aspirin, C<sub>9</sub>H<sub>8</sub>O<sub>4</sub>, are