11945235 - Potassium reacting with water11945196 - Lithium reacting with water11945160 - Flame test for potassium11945133 - Flame test for potassium11945191 - Sodium reacting with water11945210 - Lithium reacting with water11945187 - Lithium reacting with water11945182 - Lithium reacting with water11945159 - Potassium reacting with water11945135 - Potassium reacting with water11945224 - Flame test for potassium11935526 - Rubidium reacting with water, high-speed11945238 - Flame test for potassium11939263 - Potassium atom structure11939262 - Potassium atom structure11920786 - Flame test detecting sodium11945138 - Lithium reacting with water11935523 - Caesium reacting with water, high-speed11920821 - Lithium reacting in water11920784 - Flame test detecting sodium11920781 - Flame test detecting potassium11920773 - Flame test detecting lithium11939264 - Potassium atom structure11920842 - Potassium reacting in water11945148 - Potassium reacting with water11935525 - Rubidium reacting with water, high-speed11924972 - Lithium atom11920809 - Lithium reacting in water11936594 - Lithium reacting with water11936510 - Sodium in water explosion11920776 - Flame test detecting potassium12336870 - Combustion of sodium in air, timelapse11945216 - Sodium reacting with water11936595 - Lithium reacting with water11935522 - Caesium reacting with water, high-speed11925302 - Lithium atom11920779 - Flame test detecting potassium11920837 - Potassium reacting in water11945220 - Sodium reacting with water11945165 - Potassium reacting with water11935527 - Rubidium reacting with water, high-speed11924979 - Lithium atom12371292 - Sodium in water, thermography11935529 - Rubidium reacting with water, high-speed11920771 - Cutting potassium metal11945239 - Cutting a sample of lithium11925309 - Lithium atom11920782 - Flame test detecting lithium11945201 - Flame test for potassium11939265 - Potassium atom structure11920804 - Flame test detecting sodium11945175 - Potassium reacting with water11924208 - Sodium cut and dropped in water11920825 - Universal indicator in alkali11945223 - Potassium reacting with water11945188 - Flame test for potassium11920836 - Universal indicator paper in alkali11920832 - Sodium reacting in water12082358 - Rubidium reacting with water, high-speed11936821 - Sodium burning in oxygen12082359 - Rubidium reacting with water, high-speed11945176 - Potassium reacting with water11945173 - Potassium reacting with water11920801 - Potassium reacting in water11920778 - Flame test detecting potassium11920761 - Cutting potassium metal11935528 - Rubidium reacting with water, high-speed11920798 - Flame test detecting sodium11920793 - Flame test detecting sodium11920788 - Flame test detecting lithium11935524 - Rubidium reacting with water, high-speed11920834 - Potassium reacting with water11920759 - Sodium metal reacting with air11920843 - Sodium reacting in water11939261 - Potassium atom structure11935521 - Caesium reacting with water, high-speed11920787 - Flame test detecting potassium11920766 - Cutting potassium metal11938947 - Anorthoclase11938437 - Flame emission spectra of alkali metals11937698 - Caesium reacting with water, high-speed11920803 - Flame test detecting sodium11920795 - Potassium reacting in water11920775 - Flame test detecting potassium11936822 - Sodium and sodium oxide11920797 - Potassium reacting in water11920785 - Flame test detecting lithium11920763 - Cutting sodium metal11939260 - Potassium atom structure11920790 - Potassium reacting in water11939187 - Alkali metals reacting in water11924207 - Potassium cut and dropped in water11920789 - Flame test detecting lithium