WHICH FUNDAMENTIAL PARTICLE HAS AN ATOMIC MASS OF ZERO OR ALMOST ZERO?

ATOMS THAT HAVE THE SAME ATOMIC NUMBER AND THE SAME ATOMIC MASS NUMBER ARE CONSIDERED :

WHAT IS THE VALENCE OF AN ATOM THAT BELONGS TO THE NOBLE GAS FAMILY OR FAMILY #8?

ISOBARS RADIOACTIVE TRANSITIONS FROM A PARENT TO DAUGHTER ATOMS RESULTS IN THE RELEASE OF BIG PARTICLES, HIGHLY REACTIVE, WITH A POSITIVE OR NEGATIVE CHARGE IS KNOWN AS :

WHAT IS THE PERCENTAGE OF RADIOACTIVITY THAT IS REMAINING IN A RADIOACTIVE ISOTOPE IF THE T1/2 NUMBER IS 6 TIMES ?

THE ___________ IS THE SMALLEST PARTICLE OF AN ELEMENT THAT HAS THE CHARACTERISTIC PROPERTIES OF THAT ELEMENT.

IN EINSTEIN’S EQUATION E=mc^2, C STANDS FOR:

WHAT IS THE SPECIAL UNIT OF MEASUREMENT USED BY OCCUPATIONAL WORKERS WHEN MONITORING THEIR RADIATION EXPOSURE BY OSL BADGES?

ATOMS THAT HAVE THE SAME NUMBER OF NEUTONS BUT A DIFFERENT NUMBER OF PROTONS ARE CALLED :

HOW MANY ELECTRONS DOES CESIUM(Cs) HAVE? Physics Test 1 Image 6.PNG