Multiple Choice
How many protons are in an isotope of sodium with a mass number of 25?
A) 25
B) 15
C) 11
D) 14
E) 32
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q1: Select the correct symbol for the element.<br>-silver<br>A)AG<br>B)Au<br>C)Ag<br>D)Si<br>E)S
Q3: What is the mass number of an
Q5: What is the electron configuration for aluminum?<br>A)
Q7: In an electron-dot structure of an element,
Q8: Of the elements: B, C, F, Li,
Q9: The atomic size of atoms<br>A)decreases going across
Q10: According to the Atomic Theory,<br>A)atoms are neither
Q11: Which of the following elements is a
Q101: Write the electron arrangement for the atom
Q103: Write the electron arrangement for the atom