28 Pin Machined IC Base Wide 2.54mm Pitch 4017 These are Metal Film Resistor

These are Metal Film Resistor with a value of 220k ohm 2W and tolerance of ±5%

1 ohm Color Code Green

Zener diode will mostly be used in a protection circuit or in a crude voltage regulator circuit

you can refer to A7800 Datasheet

6 ohm (1R60) Brand Resistor Chip size 1206 Tolerance 1% Power 1/4W Temperature Range -55°C to +125°C Mounting Type Surface mount No

28 Pin Machined IC Base Wide 2.54mm Pitch 4017 These are Metal Film Resistor28 Pin Machine tooled IC Socket, round IC pin sockets generally for preventing damage to IC's from soldering and while testing multiple circuits. IC sockets are used in Applications where integrated circuits (ICs) have short lead pins. They help in providing safe removal and insertion of IC chips. Features Tin Plated Leads High Quality Excellent Insulation Resistance High Precision Type Easy for IC Removal and Insertion Specification Connector Type